{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2011-10-31T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "The idnsGrokReply function in Squid before 3.1.16 does not properly free memory, which allows remote attackers to cause a denial of service (daemon abort) via a DNS reply containing a CNAME record that references another CNAME record that contains an empty A record."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2016-11-25T20:57:01.000Z", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat"}, "references": [{"tags": ["x_refsource_MISC"], "url": "http://bugs.squid-cache.org/show_bug.cgi?id=3237#c12"}, {"name": "RHSA-2011:1791", "tags": ["vendor-advisory", "x_refsource_REDHAT"], "url": "http://www.redhat.com/support/errata/RHSA-2011-1791.html"}, {"name": "SUSE-SU-2016:1996", "tags": ["vendor-advisory", "x_refsource_SUSE"], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00010.html"}, {"name": "[oss-security] 20111031 CVE Request -- Squid v3.1.16 -- Invalid free by processing CNAME DNS record pointing to another CNAME record pointing to an empty A-record", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://www.openwall.com/lists/oss-security/2011/10/31/5"}, {"name": "1026265", "tags": ["vdb-entry", "x_refsource_SECTRACK"], "url": "http://www.securitytracker.com/id?1026265"}, {"name": "[oss-security] 20111031 Re: CVE Request -- Squid v3.1.16 -- Invalid free by processing CNAME DNS record pointing to another CNAME record pointing to an empty A-record", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://www.openwall.com/lists/oss-security/2011/11/01/3"}, {"name": "MDVSA-2011:193", "tags": ["vendor-advisory", "x_refsource_MANDRIVA"], "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:193"}, {"name": "46609", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/46609"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://www.squid-cache.org/Versions/v3/3.1/changesets/SQUID_3_1_16.html"}, {"name": "SUSE-SU-2016:2089", "tags": ["vendor-advisory", "x_refsource_SUSE"], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00040.html"}, {"name": "47459", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/47459"}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T23:53:32.679Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://bugs.squid-cache.org/show_bug.cgi?id=3237#c12"}, {"name": "RHSA-2011:1791", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "http://www.redhat.com/support/errata/RHSA-2011-1791.html"}, {"name": "SUSE-SU-2016:1996", "tags": ["vendor-advisory", "x_refsource_SUSE", "x_transferred"], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00010.html"}, {"name": "[oss-security] 20111031 CVE Request -- Squid v3.1.16 -- Invalid free by processing CNAME DNS record pointing to another CNAME record pointing to an empty A-record", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://www.openwall.com/lists/oss-security/2011/10/31/5"}, {"name": "1026265", "tags": ["vdb-entry", "x_refsource_SECTRACK", "x_transferred"], "url": "http://www.securitytracker.com/id?1026265"}, {"name": "[oss-security] 20111031 Re: CVE Request -- Squid v3.1.16 -- Invalid free by processing CNAME DNS record pointing to another CNAME record pointing to an empty A-record", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://www.openwall.com/lists/oss-security/2011/11/01/3"}, {"name": "MDVSA-2011:193", "tags": ["vendor-advisory", "x_refsource_MANDRIVA", "x_transferred"], "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:193"}, {"name": "46609", "tags": ["third-party-advisory", "x_refsource_SECUNIA", "x_transferred"], "url": "http://secunia.com/advisories/46609"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://www.squid-cache.org/Versions/v3/3.1/changesets/SQUID_3_1_16.html"}, {"name": "SUSE-SU-2016:2089", "tags": ["vendor-advisory", "x_refsource_SUSE", "x_transferred"], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00040.html"}, {"name": "47459", "tags": ["third-party-advisory", "x_refsource_SECUNIA", "x_transferred"], "url": "http://secunia.com/advisories/47459"}]}]}, "cveMetadata": {"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2011-4096", "datePublished": "2011-11-17T19:00:00.000Z", "dateReserved": "2011-10-18T00:00:00.000Z", "dateUpdated": "2024-08-06T23:53:32.679Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:*", "matchCriteriaId": "890BD4A7-0680-4BEF-ABA3-FE02FBB05B07", "versionEndIncluding": "3.1.15", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0:*:*:*:*:*:*:*", "matchCriteriaId": "62B9F669-6217-498A-902E-22EDEEFC565E", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0:*:pre1:*:*:*:*:*", "matchCriteriaId": "CF9C0078-D06B-4174-AF2C-599638E5B29D", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0:*:pre2:*:*:*:*:*", "matchCriteriaId": "F1DD47BA-EA59-4DCC-BFF3-2DF0BC332CBB", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0:*:pre3:*:*:*:*:*", "matchCriteriaId": "2BC1746D-BE02-4D04-B31D-95589EBD4C93", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0:*:pre4:*:*:*:*:*", "matchCriteriaId": "62C35710-215C-4B80-9304-665451F3C0AB", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0:*:pre5:*:*:*:*:*", "matchCriteriaId": "76A7416C-64B2-4F52-93FD-9C504B7D4F40", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0:*:pre6:*:*:*:*:*", "matchCriteriaId": "17D51261-2071-4E8F-AD75-2ECCBE7F7C04", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0:*:pre7:*:*:*:*:*", "matchCriteriaId": "ACD9E084-007E-4C6A-8D30-2DC9B355D7B5", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0:*:stable1:*:*:*:*:*", "matchCriteriaId": "95912E0D-FACF-459B-94FB-334FDBCC292B", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0:*:stable10:*:*:*:*:*", "matchCriteriaId": "2C455506-7FBF-4F0E-92E7-F074B74C10D7", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0:*:stable11:*:*:*:*:*", "matchCriteriaId": "67288E3E-88BF-44CE-84EF-1BF98E8C38CA", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0:*:stable12:*:*:*:*:*", "matchCriteriaId": "B428BDA9-8C83-4DE3-9391-17AFD5D750BB", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0:*:stable13:*:*:*:*:*", "matchCriteriaId": "DC57EAB8-BFEF-4FE2-8ADB-D196EAE3E51D", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0:*:stable14:*:*:*:*:*", "matchCriteriaId": "935F2BDE-7F76-4E13-8318-37CE97B7948F", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0:*:stable15:*:*:*:*:*", "matchCriteriaId": "354599A2-5FCF-4F5A-85AE-00505D32B9BF", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0:*:stable2:*:*:*:*:*", "matchCriteriaId": "1F1BC7B9-9CD1-42E9-84BB-BEE3668BAAA6", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0:*:stable3:*:*:*:*:*", "matchCriteriaId": "88E3716B-863A-40D4-A7D9-F2A288B87394", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0:*:stable4:*:*:*:*:*", "matchCriteriaId": "02FB3C5B-95F1-4839-8F68-649AFA2FEB1C", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0:*:stable5:*:*:*:*:*", "matchCriteriaId": "631CBA69-B2A1-4522-A330-6A87CCBC682C", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0:*:stable6:*:*:*:*:*", "matchCriteriaId": "0FE7885D-D1EB-4543-B342-80BC645EE8EC", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0:*:stable7:*:*:*:*:*", "matchCriteriaId": "B7C4AE0E-9608-4D24-8EA3-0F33A5D95A5E", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0:*:stable8:*:*:*:*:*", "matchCriteriaId": "628344A8-42AE-4AD7-89A2-66711490AB30", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0:*:stable9:*:*:*:*:*", "matchCriteriaId": "3260A290-9F63-4E5C-BEF2-015E9491AD18", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0:rc1:stable11:*:*:*:*:*", "matchCriteriaId": "4F830353-C4E4-4DAF-B7ED-1B0BAE9F3253", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0:rc4:*:*:*:*:*:*", "matchCriteriaId": "131C4C00-3811-42BF-A84A-EB2E5DA156B4", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable1:*:*:*:*:*:*:*", "matchCriteriaId": "047EDDD6-02F5-4B53-8FCA-781962392080", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable2:*:*:*:*:*:*:*", "matchCriteriaId": "01AD43AB-40BF-449F-A121-A8587E7AE449", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable3:*:*:*:*:*:*:*", "matchCriteriaId": "3942285D-E20C-45C5-9EF8-821F6D782CB8", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable4:*:*:*:*:*:*:*", "matchCriteriaId": "B3FDB45B-4D91-4427-9565-812919086E7E", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable5:*:*:*:*:*:*:*", "matchCriteriaId": "86C3C8B5-C2A3-4454-9F89-38A860278366", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable6:*:*:*:*:*:*:*", "matchCriteriaId": "8B37B7B4-2EAC-4C2A-9526-5C62CBA1DB8B", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable7:*:*:*:*:*:*:*", "matchCriteriaId": "056EDEEE-A09C-47A2-9217-72E4B8387E00", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable8:*:*:*:*:*:*:*", "matchCriteriaId": "2593CB12-03E2-4F98-9B89-C09D5EADE077", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable9:*:*:*:*:*:*:*", "matchCriteriaId": "A44B7A4F-3070-4092-B9AF-3A1CD0897CC7", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable10:*:*:*:*:*:*:*", "matchCriteriaId": "EF79D9A9-9C11-4E6D-81D1-32CA8CA95223", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable11:*:*:*:*:*:*:*", "matchCriteriaId": "042FE60B-7239-45C7-8EE3-A036AC7778F8", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable11:rc1:*:*:*:*:*:*", "matchCriteriaId": "FF5EE89A-720F-456A-BD26-FE46BBA29D9A", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable12:*:*:*:*:*:*:*", "matchCriteriaId": "ADF61A74-9CF9-413E-B997-4FAE5BA28939", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable13:*:*:*:*:*:*:*", "matchCriteriaId": "5605B00F-438B-45CC-A55D-E75E57BC4684", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable14:*:*:*:*:*:*:*", "matchCriteriaId": "8316B22E-B016-4F0E-9A3F-383E9B1A85A4", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable15:*:*:*:*:*:*:*", "matchCriteriaId": "49A2C5CB-E2F1-4A72-9EA3-912050AFEF7F", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable16:*:*:*:*:*:*:*", "matchCriteriaId": "574C7DCC-B6E5-42A0-AA44-A0BCD67D1884", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable16:rc1:*:*:*:*:*:*", "matchCriteriaId": "4D0DAD04-02C4-4FC4-BE08-3CAA3B85EB0B", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable17:*:*:*:*:*:*:*", "matchCriteriaId": "A2B1F1A5-B435-4A5C-86DF-EC3F29D94417", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable18:*:*:*:*:*:*:*", "matchCriteriaId": "113EF7A6-3B8D-4A50-8873-FD36FCBF284C", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable19:*:*:*:*:*:*:*", "matchCriteriaId": "DC97E2DA-7378-486B-9178-3B38FF58589B", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable20:*:*:*:*:*:*:*", "matchCriteriaId": "1F178890-2F7E-43F5-8D6D-5EFCD790E758", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable21:*:*:*:*:*:*:*", "matchCriteriaId": "9FA231EB-0F06-4D13-B50D-76FC8393187A", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable22:*:*:*:*:*:*:*", "matchCriteriaId": "31AB1D33-65EE-46DF-9D29-6B2BFACE7EC8", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable23:*:*:*:*:*:*:*", "matchCriteriaId": "BDA4744F-5FB2-4DF8-A7B9-A33EAB004CBA", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable24:*:*:*:*:*:*:*", "matchCriteriaId": "72023FB9-F081-4F0A-9E81-2AF0470EB278", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.0.stable25:*:*:*:*:*:*:*", "matchCriteriaId": "2F7D973B-9D57-4F74-89B1-A18CDA388EF4", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1:*:*:*:*:*:*:*", "matchCriteriaId": "6A8586AD-E820-4BAE-AAF9-AC7EF2316C06", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.0.1:*:*:*:*:*:*:*", "matchCriteriaId": "802E3D2B-90B7-4725-854F-4174116BC314", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.0.2:*:*:*:*:*:*:*", "matchCriteriaId": "7501697A-BCFD-4DC3-8D87-CC9A186D9589", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.0.3:*:*:*:*:*:*:*", "matchCriteriaId": "0D6C4455-85F4-462D-9FF6-F830ED7D398E", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.0.4:*:*:*:*:*:*:*", "matchCriteriaId": "B600BF4C-8169-4086-BFE6-F066BE5F5406", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.0.5:*:*:*:*:*:*:*", "matchCriteriaId": "46272D1B-1468-48C0-B37A-7D06FAC39C47", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.0.6:*:*:*:*:*:*:*", "matchCriteriaId": "DA782B4B-486F-4197-BD5D-ABF791D57211", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.0.7:*:*:*:*:*:*:*", "matchCriteriaId": "558D8641-E097-4D91-9B6E-07433844BB82", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.0.8:*:*:*:*:*:*:*", "matchCriteriaId": "0B46F5F1-38FC-4E25-8F04-CA2730561DF8", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.0.9:*:*:*:*:*:*:*", "matchCriteriaId": "C69B0A4D-9619-4BEA-A846-C4438C2660F2", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.0.10:*:*:*:*:*:*:*", "matchCriteriaId": "ED17FE35-6B2C-41BF-A7C7-2EECBDB5A934", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.0.11:*:*:*:*:*:*:*", "matchCriteriaId": "78A50750-3A31-482C-B95C-019C8934850E", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.0.12:*:*:*:*:*:*:*", "matchCriteriaId": "8FF6AC30-9570-4D4B-835E-CCADEB546F46", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.0.13:*:*:*:*:*:*:*", "matchCriteriaId": "7FB84E4E-6A0A-41C8-9DDF-3C18F526F155", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.0.14:*:*:*:*:*:*:*", "matchCriteriaId": "2E49E5C3-D01F-4DBC-B33A-5495D3EC44F8", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.0.15:*:*:*:*:*:*:*", "matchCriteriaId": "79C53B22-9F33-43E7-8D1F-EEB0DEF4B503", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.0.16:*:*:*:*:*:*:*", "matchCriteriaId": "25B60DB2-F50C-42F0-B6C9-B25C34B8F578", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.0.17:*:*:*:*:*:*:*", "matchCriteriaId": "DE973F9E-8387-464F-AFA0-25215B340173", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.0.18:*:*:*:*:*:*:*", "matchCriteriaId": "03D3F0E3-0C50-4A86-87F4-90FC82B312F5", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.1:*:*:*:*:*:*:*", "matchCriteriaId": "CE26BEC0-B9C7-43F0-B0FB-E81870170B29", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.2:*:*:*:*:*:*:*", "matchCriteriaId": "D0778579-A193-4C61-BB1A-6D2E733F3958", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.3:*:*:*:*:*:*:*", "matchCriteriaId": "9ED5DC63-6E9D-4068-95DF-AF8FD9A0A7ED", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.4:*:*:*:*:*:*:*", "matchCriteriaId": "8DE890F9-12C0-4D66-B6C1-6A5A87FAD5F0", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.5:*:*:*:*:*:*:*", "matchCriteriaId": "FB414FE3-3567-474B-B5A7-D3EF5DD63AB8", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.5.1:*:*:*:*:*:*:*", "matchCriteriaId": "AF450F17-12A2-4E33-875A-5F3C2CA4A5C1", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.6:*:*:*:*:*:*:*", "matchCriteriaId": "E3AB229E-2C32-410B-BFE2-62DCA734C3F3", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.7:*:*:*:*:*:*:*", "matchCriteriaId": "78A6D6B0-9BC0-418E-84EE-23697A0FEC19", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.8:*:*:*:*:*:*:*", "matchCriteriaId": "5BF7AFE1-A45A-43B7-B3C7-45C060D046BC", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.9:*:*:*:*:*:*:*", "matchCriteriaId": "41914354-D5BE-4B1F-BED3-0ECA43586537", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.10:*:*:*:*:*:*:*", "matchCriteriaId": "AE9A3716-8670-4847-A6EB-F601184D369E", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.11:*:*:*:*:*:*:*", "matchCriteriaId": "D0E88EE3-EC00-4F1F-BAEF-4F1F893C5C5F", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.12:*:*:*:*:*:*:*", "matchCriteriaId": "A330DFA8-BF79-45CC-BF88-6CEA26D7BC9E", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.13:*:*:*:*:*:*:*", "matchCriteriaId": "679A55F8-34B4-435A-8BCE-8F842F3FB269", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:3.1.14:*:*:*:*:*:*:*", "matchCriteriaId": "898674F9-6BF7-469F-A74E-558EAFC2CD27", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The idnsGrokReply function in Squid before 3.1.16 does not properly free memory, which allows remote attackers to cause a denial of service (daemon abort) via a DNS reply containing a CNAME record that references another CNAME record that contains an empty A record."}, {"lang": "es", "value": "La funci\u00f3n idnsGrokReply en Squid anterior a v3.1.16 no adecuada de memoria libre, permite a atacantes remotos provocar una denegaci\u00f3n de servicio (daemon abortar) a trav\u00e9s de una respuesta DNS que contiene un registro CNAME que hace referencia a otro registro CNAME y este contiene un registro vac\u00edo."}], "id": "CVE-2011-4096", "lastModified": "2026-04-29T01:13:23.040", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2011-11-17T19:55:01.453", "references": [{"source": "secalert@redhat.com", "url": "http://bugs.squid-cache.org/show_bug.cgi?id=3237#c12"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00010.html"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00040.html"}, {"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/46609"}, {"source": "secalert@redhat.com", "url": "http://secunia.com/advisories/47459"}, {"source": "secalert@redhat.com", "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:193"}, {"source": "secalert@redhat.com", "url": "http://www.openwall.com/lists/oss-security/2011/10/31/5"}, {"source": "secalert@redhat.com", "url": "http://www.openwall.com/lists/oss-security/2011/11/01/3"}, {"source": "secalert@redhat.com", "url": "http://www.redhat.com/support/errata/RHSA-2011-1791.html"}, {"source": "secalert@redhat.com", "url": "http://www.securitytracker.com/id?1026265"}, {"source": "secalert@redhat.com", "url": "http://www.squid-cache.org/Versions/v3/3.1/changesets/SQUID_3_1_16.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://bugs.squid-cache.org/show_bug.cgi?id=3237#c12"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00010.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00040.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/46609"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/47459"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:193"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2011/10/31/5"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2011/11/01/3"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.redhat.com/support/errata/RHSA-2011-1791.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securitytracker.com/id?1026265"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.squid-cache.org/Versions/v3/3.1/changesets/SQUID_3_1_16.html"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-399"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2011:1791", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "squid-7:3.1.10-1.el6_2.1", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2011-12-06T00:00:00Z"}], "bugzilla": {"description": "squid: Invalid free by processing CNAME DNS record pointing to another CNAME record pointing to an empty A-record", "id": "750316", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=750316"}, "csaw": false, "cvss": {"cvss_base_score": "3.3", "cvss_scoring_vector": "AV:A/AC:L/Au:N/C:N/I:N/A:P", "status": "verified"}, "details": ["The idnsGrokReply function in Squid before 3.1.16 does not properly free memory, which allows remote attackers to cause a denial of service (daemon abort) via a DNS reply containing a CNAME record that references another CNAME record that contains an empty A record."], "name": "CVE-2011-4096", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:4", "fix_state": "Not affected", "package_name": "squid", "product_name": "Red Hat Enterprise Linux 4"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "squid", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2011-06-06T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2011-4096\nhttps://nvd.nist.gov/vuln/detail/CVE-2011-4096"], "statement": "This issue did not affect the versions of squid as shipped with Red Hat Enterprise Linux 4 and 5 as they did not include IPv6 support. This issue was introduced with the addition of IPv6 support in Squid 3.1 (in the changes made to the idnsGrokReply function).", "threat_severity": "Moderate"}

{}