Format string vulnerability in the inputAnswer function in file.c in w3m before 0.5.2, when run with the dump or backend option, allows…

Description

Format string vulnerability in the inputAnswer function in file.c in w3m before 0.5.2, when run with the dump or backend option, allows remote attackers to execute arbitrary code via format string specifiers in the Common Name (CN) field of an SSL certificate associated with an https URL.

Scores

EPSS (exploitation in 30 days)

4.8% · top 8.0% of all CVEs (4 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 9.3.

Weakness

• n/a
• CWE-134 (opens in a new tab)All about CWE-134 and its CVEs

Affected products

• n/a

  • affected n/a

References (22)

• http://w3m.cvs.sourceforge.net/w3m/w3m/file.c?view=log (opens in a new tab)x_refsource_CONFIRMx_transferred
• FEDORA-2007-077 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• 20061225 w3m format string bug (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
• ADV-2006-5164 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• OpenPKG-SA-2006.44 (opens in a new tab)vendor-advisoryx_refsource_OPENPKGx_transferred
• http://w3m.cvs.sourceforge.net/w3m/w3m/file.c?r1=1.249&r2=1.250 (opens in a new tab)x_refsource_CONFIRMx_transferred
• w3m-certificate-format-string(31114) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• 23717 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• GLSA-200701-06 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
• 23492 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 23792 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://w3m.cvs.sourceforge.net/%2Acheckout%2A/w3m/w3m/NEWS?revision=1.79 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 1017440 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• w3m-inputanswer-format-string(34821) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• http://sourceforge.net/tracker/index.php?func=detail&aid=1612792&group_id=39518&atid=425439 (opens in a new tab)x_refsource_MISCx_transferred
• SUSE-SA:2007:005 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• 21735 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• 24332 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• USN-399-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• 23773 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 23588 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• FEDORA-2007-078 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_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-2006-6772](https://trackcve.app/badge/CVE-2006-6772.svg)](https://trackcve.app/cve/CVE-2006-6772)

Record last updated 7 Aug 2024, 20:42 UTC.