{"id":"CVE-2007-4772","url":"https://www.cyber-defence.io/tools/cve/CVE-2007-4772","generatedAt":"2026-10-27T18:32:41.475Z","title":"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 context-dependent attackers to cause a denial of service (infinite loop) via a crafted…","description":"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 context-dependent attackers to cause a denial of service (infinite loop) via a crafted regular expression.","published":"2008-01-09T21:46:00.000Z","lastModified":"2026-06-16T22:44:46.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":4,"severity":"MEDIUM","vector":"AV:N/AC:L/Au:S/C:N/I:N/A:P"},"cwe":["CWE-399"],"affected":["postgresql/postgresql","tcl/tcl\\/tk","debian/debian linux","canonical/ubuntu linux"],"epss":{"score":0.03812,"percentile":0.89971,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (3.81%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01420154","tags":["Broken Link"],"source":"cve@mitre.org"},{"url":"http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2008-02/msg00000.html","tags":["Mailing List","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00049.html","tags":["Mailing List","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00052.html","tags":["Mailing List","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00054.html","tags":["Third Party 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Advisory"],"source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/30535","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://security.gentoo.org/glsa/glsa-200801-15.xml","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://securitytracker.com/id?1019157","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://sourceforge.net/project/shownotes.php?release_id=565440&group_id=10894","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://sourceforge.net/tracker/index.php?func=detail&aid=1810264&group_id=10894&atid=110894","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://sunsolve.sun.com/search/document.do?assetkey=1-26-103197-1","tags":["Broken Link"],"source":"cve@mitre.org"},{"url":"http://sunsolve.sun.com/search/document.do?assetkey=1-66-200559-1","tags":["Broken Link"],"source":"cve@mitre.org"},{"url":"http://www.debian.org/security/2008/dsa-1460","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://www.debian.org/security/2008/dsa-1463","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2008:004","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2008:059","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://www.postgresql.org/about/news.905","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://www.redhat.com/support/errata/RHSA-2008-0038.html","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://www.redhat.com/support/errata/RHSA-2008-0040.html","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://www.redhat.com/support/errata/RHSA-2008-0134.html","tags":["Third Party 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Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00054.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00056.html","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2007-4772","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}