Security readout for executives and security teams
CVE-2004-0156 affects old ssmtp versions before 2.50.6. A malicious or compromised remote mail relay could trigger unsafe formatting behavior, causing ssmtp to crash and possibly run attacker-controlled code. This mainly matters for legacy systems still using ssmtp for outbound mail. Exposure is most likely on legacy Unix or Linux hosts running ssmtp before 2.50.6, especially systems configured to send mail through a remote relay. The bundle names Debian, Gentoo, and OpenPKG advisories but does not provide complete affected package metadata. Treat as a legacy hygiene item with elevated risk where ssmtp remains installed. Possible code execution raises impact, but urgency depends on whether old ssmtp is still present and using remote relays. Prioritize inventory and replacement during vulnerability cleanup. Mitigation focus: Inventory systems for ssmtp installations and package versions.; Upgrade ssmtp to 2.50.6 or a vendor-fixed package.; Follow Debian, Gentoo, or OpenPKG advisory guidance where applicable..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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Execution behavior lookup
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Open ATT&CK lookupCVE-2004-0156 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- ssmtp-die-logevent-format-string(15872)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
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