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…

Description

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.

Scores

EPSS (exploitation in 30 days)

3.9% · top 9.8% of all CVEs (3 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.8.

Weakness

• n/a
• CWE-189 (opens in a new tab)All about CWE-189 and its CVEs

Affected products

• n/a

  • affected n/a

References (40)

• MDVSA-2008:004 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
• DSA-1460 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• RHSA-2013:0122 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• 27163 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• https://issues.rpath.com/browse/RPL-1768 (opens in a new tab)x_refsource_CONFIRMx_transferred
• RHSA-2008:0038 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• postgresql-complex-expression-dos(39498) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• 28454 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 20080107 PostgreSQL 2007-01-07 Cumulative Security Release (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• oval:org.mitre.oval:def:10235 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
• 28359 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://www.postgresql.org/about/news.905 (opens in a new tab)x_refsource_CONFIRMx_transferred
• SUSE-SA:2008:005 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• ADV-2008-0061 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• 28679 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• ADV-2008-0109 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• 28376 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://sourceforge.net/tracker/index.php?func=detail&aid=1810264&group_id=10894&atid=110894 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 103197 (opens in a new tab)vendor-advisoryx_refsource_SUNALERTx_transferred
• 28437 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 28455 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 28477 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 29638 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 28479 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://sourceforge.net/project/shownotes.php?release_id=565440&group_id=10894 (opens in a new tab)x_refsource_CONFIRMx_transferred
• DSA-1463 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• RHSA-2008:0040 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• 20080115 rPSA-2008-0016-1 postgresql postgresql-server (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• 28464 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 28698 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• SSRT080006 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
• 200559 (opens in a new tab)vendor-advisoryx_refsource_SUNALERTx_transferred
• USN-568-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• FEDORA-2008-0552 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• 28438 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 1019157 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705 (opens in a new tab)x_refsource_CONFIRMx_transferred
• FEDORA-2008-0478 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• GLSA-200801-15 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
• ADV-2008-1071 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2007-6067](https://trackcve.app/badge/CVE-2007-6067.svg)](https://trackcve.app/cve/CVE-2007-6067)

Record last updated 7 Aug 2024, 15:54 UTC.