All vulnerabilities

Servers and applications

CVE-2024-39929

Exim through 4.97.1 misparses a multiline RFC 2231 header filename, and thus remote attackers can bypass a $mime_filename extension-blocking protection mechanism, and potentially deliver executable attachments to the mailboxes of end users.

Severity
Medium 5.4
Published
4 Jul 2024
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
EximServers and applications · cpe:a:exim:exim
  • Every version up to 4.97.1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2024-39929
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2024-39929