fetchmail 6.3.8 and earlier, when running in -v -v (aka verbose) mode, allows remote attackers to cause a denial of service (crash and…

Description

fetchmail 6.3.8 and earlier, when running in -v -v (aka verbose) mode, allows remote attackers to cause a denial of service (crash and persistent mail failure) via a malformed mail message with long headers, which triggers an erroneous dereference when using vsnprintf to format log messages.

Scores

EPSS (exploitation in 30 days)

3.0% · top 13% of all CVEs (5 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.

Weakness

• n/a
• CWE-20 (opens in a new tab)All about CWE-20 and its CVEs

Affected products

• n/a

  • affected n/a

References (25)

• ADV-2008-1860 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• 31287 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 20080729 rPSA-2008-0235-1 fetchmail fetchmailconf (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• 1020298 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• 33937 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 20080617 fetchmail security announcement fetchmail-SA-2008-01 (CVE-2008-2711) (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• 31262 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0235 (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://support.apple.com/kb/HT3438 (opens in a new tab)x_refsource_CONFIRMx_transferred
• APPLE-SA-2009-02-12 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
• 30895 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• FEDORA-2008-5800 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• FEDORA-2008-5789 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• SSA:2008-210-01 (opens in a new tab)vendor-advisoryx_refsource_SLACKWAREx_transferred
• http://www.fetchmail.info/fetchmail-SA-2008-01.txt (opens in a new tab)x_refsource_CONFIRMx_transferred
• ADV-2009-0422 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• 29705 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• https://issues.rpath.com/browse/RPL-2623 (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://bugzilla.novell.com/show_bug.cgi?id=354291 (opens in a new tab)x_refsource_MISCx_transferred
• MDVSA-2008:117 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
• fetchmail-logmessage-dos(43121) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• [oss-security] 20080613 CVE Id Request: fetchmail <= 6.3.8 DoS when logging long headers in -v -v mode (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• oval:org.mitre.oval:def:10950 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
• 30742 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• [oss-security] 20210809 fetchmail 6.4.21 released/regression fix for 6.4.20's security fix, and UPDATE: fetchmail <= 6.4.19 security announcement 2021-01 (CVE-2021-36386) (opens in a new tab)mailing-listx_refsource_MLISTx_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-2008-2711](https://trackcve.app/badge/CVE-2008-2711.svg)](https://trackcve.app/cve/CVE-2008-2711)

Record last updated 7 Aug 2024, 09:14 UTC.