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CVE-2019-16928

Exim 4.92 through 4.92.2 allows remote code execution, a different vulnerability than CVE-2019-15846.

Published
Last modified
published
Listed in CISA KEV
None on Exploit-DB, Metasploit or GitHub

Summary

The Exim mail server software is affected, and a remote attacker could potentially run arbitrary code on the server. The flaw is a heap-based buffer overflow triggered by a long EHLO command sent to the mail server.

Summarized by anthropic/claude-haiku-5.5. Verify details against the original sources.

Read the original description

Exim 4.92 through 4.92.2 allows remote code execution, a different vulnerability than CVE-2019-15846. There is a heap-based buffer overflow in string_vformat in string.c involving a long EHLO command.

Timeline

  1. CVE published
  2. Added to CISA KEV

    CISA has evidence of exploitation in the wild

  3. CISA remediation deadline

    Due date for US federal agencies to patch

  4. Record last updated
  5. EPSS reached 10%

    FIRST estimates at least a 10% chance of exploitation in the next 30 days

Affected versions

  • n/a n/a

    Version range not reported

References 14

lists.exim.org

bugs.exim.org

git.exim.org

openwall.com

debian.org

usn.ubuntu.com

seclists.org

lists.fedoraproject.org

security.gentoo.org