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before 8.0.15, and 7.4 before 7.4.19, allows remote authenticated users to cause a denial of service (memory consumption) via a crafted \"complex\" regular expression with doubly-nested states."}, {"lang": "es", "value": "Vulnerabilidad de complejidad algor\u00edtmica en el analizador de la expresi\u00f3n regular en TCL en versiones anteriores a 8.4.17, tal como se utiliza en PostgreSQL 8.2 en versiones anteriores a 8.2.6, 8.1 en versiones anteriores a 8.1.11, 8.0 en versiones anteriores a 8.0.15 y 7.4 en versiones anteriores a 7.4.19, permite a usuarios remotos autenticados provocar una denegaci\u00f3n de servicio (consumo de memoria) a trav\u00e9s de una expresi\u00f3n regular \"compleja\" manipulada con estados doblemente anidados."}], "id": "CVE-2007-6067", "lastModified": "2026-04-23T00:35:47.467", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", 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{"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.vupen.com/english/advisories/2008/0109"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.vupen.com/english/advisories/2008/1071/references"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/39498"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://issues.rpath.com/browse/RPL-1768"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10235"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://usn.ubuntu.com/568-1/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00397.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00469.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-189"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2008:0038", "cpe": "cpe:/o:redhat:enterprise_linux:4", "package": "postgresql-0:7.4.19-1.el4_6.1", "product_name": "Red Hat Enterprise Linux 4", "release_date": "2008-01-11T00:00:00Z"}, {"advisory": "RHSA-2008:0038", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "postgresql-0:8.1.11-1.el5_1.1", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2008-01-11T00:00:00Z"}, {"advisory": "RHSA-2013:0122", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "tcl-0:8.4.13-6.el5", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2013-01-08T00:00:00Z"}, {"advisory": "RHSA-2008:0040", "cpe": "cpe:/a:redhat:rhel_application_stack:1", "package": "postgresql-0:8.1.11-1.el4s1.1", "product_name": "Red Hat Web Application Stack for RHEL 4", "release_date": "2008-02-01T00:00:00Z"}], "bugzilla": {"description": "postgresql: tempory DoS caused by slow regex NFA cleanup", "id": "400931", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=400931"}, "csaw": false, "cvss": {"cvss_base_score": "1.5", "cvss_scoring_vector": "AV:L/AC:M/Au:S/C:N/I:N/A:P", "status": "verified"}, "details": ["Algorithmic complexity vulnerability in the regular expression parser in TCL before 8.4.17, as used in PostgreSQL 8.2 before 8.2.6, 8.1 before 8.1.11, 8.0 before 8.0.15, and 7.4 before 7.4.19, allows remote authenticated users to cause a denial of service (memory consumption) via a crafted \"complex\" regular expression with doubly-nested states."], "name": "CVE-2007-6067", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:4", "fix_state": "Will not fix", "package_name": "tcl", "product_name": "Red Hat Enterprise Linux 4"}], "public_date": "2008-01-07T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2007-6067\nhttps://nvd.nist.gov/vuln/detail/CVE-2007-6067"], "threat_severity": "Low"}

{}