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Vulnerabilities

Vulnerability · CVE-2003-0694

Sendmail 8.12.9 prescan Remote Code Execution

Published Jun 20, 2017 · catalog updated Jun 20, 2017 · Sendmail 8.12.9 prescan Remote

Patch now

CVE-2003-0694 is in the CISA known-exploited catalog. Confirm Sendmail 8.12.9 prescan Remote against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Severity
Unknown—
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
66.18%
Remediation
Remediation guidance
Affected products
vendor sendmail advanced_message_server

The prescan function in Sendmail 8.12.9 allows remote attackers to execute arbitrary code via buffer overflow attacks, as demonstrated using the parseaddr function in parseaddr.c.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor sendmail advanced_message_serverversion unspecified

How to fix CVE-2003-0694

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2003-0694 is in the CISA known-exploited catalog. Confirm Sendmail 8.12.9 prescan Remote against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

What should an analyst verify?

No weakness class is stored. EPSS 66.18%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 20, 2017 · VulnCheck KEV

    Detected

    The prescan function in Sendmail 8.12.9 allows remote attackers to execute arbitrary code via buffer overflow attacks, as demonstrated using the parseaddr function in parseaddr.c.

  2. Jun 20, 2017 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Sources

  • CVE.orgVulnerability recordCVE-2003-0694

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2003-0694

    30-day exploitation probability 66.2%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2003-0694

    The prescan function in Sendmail 8.12.9 allows remote attackers to execute arbitrary code via buffer overflow attacks, as demonstrated using the parseaddr function in parseaddr.c.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.