Format string vulnerability in qwik-smtpd.c in QwikMail SMTP (qwik-smtpd) 0.3 and earlier allows remote attackers to execute arbitrary…

Description

Format string vulnerability in qwik-smtpd.c in QwikMail SMTP (qwik-smtpd) 0.3 and earlier allows remote attackers to execute arbitrary code via format specifiers in the (1) clientRcptTo array, and the (2) Received and (3) messageID variables, possibly involving HELO and hostname arguments.

Scores

EPSS (exploitation in 30 days)

6.5% · top 6.2% of all CVEs (3 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.

Weakness

• n/a

Affected products

• n/a

  • affected n/a

References (8)

• 11572 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• 1012016 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• http://unl0ck.info/advisories/qwik-smtpd.txt (opens in a new tab)x_refsource_MISCx_transferred
• 13037 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• qwik-smtpd-format-string(17917) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• ADV-2007-0687 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• http://qwikmail.sourceforge.net/smtpd/qwik-smtpd-0.3.patch (opens in a new tab)x_refsource_CONFIRMx_transferred
• 20070218 qwik-smtpd format string (opens in a new tab)mailing-listx_refsource_BUGTRAQx_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-2004-2677](https://trackcve.app/badge/CVE-2004-2677.svg)](https://trackcve.app/cve/CVE-2004-2677)

Record last updated 8 Aug 2024, 01:36 UTC.