{"containers": {"cna": {"affected": [{"product": "apport", "vendor": "Canonical", "versions": [{"lessThan": "2.20.1-0ubuntu2.30", "status": "affected", "version": "2.20.1", "versionType": "custom"}, {"lessThan": "2.20.9-0ubuntu7.23", "status": "affected", "version": "2.20.9", "versionType": "custom"}, {"lessThan": "2.20.11-0ubuntu27.16", "status": "affected", "version": "2.20.11-0ubuntu27", "versionType": "custom"}, {"lessThan": "2.20.11-0ubuntu50.5", "status": "affected", "version": "2.20.11-0ubuntu50", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "Itai Greenhut"}], "datePublic": "2021-02-02T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "It was discovered that apport in data/apport did not properly open a report file to prevent hanging reads on a FIFO."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-20", "description": "CWE-20 Improper Input Validation", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-06-11T02:20:20.000Z", "orgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc", "shortName": "canonical"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1912326"}], "source": {"advisory": "https://ubuntu.com/security/notices/USN-4720-1", "defect": ["https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1912326"], "discovery": "EXTERNAL"}, "title": "apport can be stalled by reading a FIFO", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security@ubuntu.com", "DATE_PUBLIC": "2021-02-02T00:00:00.000Z", "ID": "CVE-2021-25684", "STATE": "PUBLIC", "TITLE": "apport can be stalled by reading a FIFO"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "apport", "version": {"version_data": [{"version_affected": "<", "version_name": "2.20.1", "version_value": "2.20.1-0ubuntu2.30"}, {"version_affected": "<", "version_name": "2.20.9", "version_value": "2.20.9-0ubuntu7.23"}, {"version_affected": "<", "version_name": "2.20.11-0ubuntu27", "version_value": "2.20.11-0ubuntu27.16"}, {"version_affected": "<", "version_name": "2.20.11-0ubuntu50", "version_value": "2.20.11-0ubuntu50.5"}]}}]}, "vendor_name": "Canonical"}]}}, "credit": [{"lang": "eng", "value": "Itai Greenhut"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "It was discovered that apport in data/apport did not properly open a report file to prevent hanging reads on a FIFO."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-20 Improper Input Validation"}]}]}, "references": {"reference_data": [{"name": "https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1912326", "refsource": "MISC", "url": "https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1912326"}]}, "source": {"advisory": "https://ubuntu.com/security/notices/USN-4720-1", "defect": ["https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1912326"], "discovery": "EXTERNAL"}}}, "adp": [{"title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1912326"}, {"url": "http://seclists.org/fulldisclosure/2025/Jun/9"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-03T19:25:41.029Z"}}]}, "cveMetadata": {"assignerOrgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc", "assignerShortName": "canonical", "cveId": "CVE-2021-25684", "datePublished": "2021-06-11T02:20:20.510Z", "dateReserved": "2021-01-21T00:00:00.000Z", "dateUpdated": "2025-11-03T19:25:41.029Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.2"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:canonical:apport:*:*:*:*:*:*:*:*", "matchCriteriaId": "1FDEF7B7-318E-4C9B-AA8B-79157E87B4EF", "versionEndExcluding": "2.20.1-0ubuntu2.30", "versionStartIncluding": "2.20.1-0ubuntu1", "vulnerable": true}, {"criteria": "cpe:2.3:a:canonical:apport:*:*:*:*:*:*:*:*", "matchCriteriaId": "FC812359-24A5-4F7D-ABC6-15DB3062967A", "versionEndExcluding": "2.20.9-0ubuntu7.23", "versionStartIncluding": "2.20.9-0ubuntu1", "vulnerable": true}, {"criteria": "cpe:2.3:a:canonical:apport:*:*:*:*:*:*:*:*", "matchCriteriaId": "194F4E58-D4CB-4B34-8166-858CC0AF7B59", "versionEndExcluding": "2.20.11-0ubuntu27.16", "versionStartIncluding": "2.20.11-0ubuntu27", "vulnerable": true}, {"criteria": "cpe:2.3:a:canonical:apport:*:*:*:*:*:*:*:*", "matchCriteriaId": "5778434C-41A2-4B08-BC76-9203B7FAB094", "versionEndExcluding": "2.20.11-0ubuntu50.5", "versionStartIncluding": "2.20.11-0ubuntu50", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "It was discovered that apport in data/apport did not properly open a report file to prevent hanging reads on a FIFO."}, {"lang": "es", "value": "Se descubri\u00f3 que apport en data/apport no abr\u00eda correctamente un archivo de informes para evitar lecturas colgadas en un FIFO"}], "id": "CVE-2021-25684", "lastModified": "2025-11-03T20:15:45.953", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.6, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.0, "impactScore": 6.0, "source": "security@ubuntu.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-06-11T03:15:06.977", "references": [{"source": "security@ubuntu.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1912326"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://seclists.org/fulldisclosure/2025/Jun/9"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1912326"}], "sourceIdentifier": "security@ubuntu.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "security@ubuntu.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

{}