Medium severity5.4NVD Advisory· Published Jul 4, 2024· Updated Jun 17, 2026
CVE-2024-39929
CVE-2024-39929
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
6- osv-coords3 versionspkg:rpm/opensuse/exim&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/exim&distro=openSUSE%20Tumbleweedpkg:rpm/suse/exim&distro=SUSE%20Package%20Hub%2015%20SP5
< 4.97.1-bp155.5.12.1+ 2 more
- (no CPE)range: < 4.97.1-bp155.5.12.1
- (no CPE)range: < 4.98-1.1
- (no CPE)range: < 4.97.1-bp155.5.12.1
Patches
Vulnerability mechanics
References
5- git.exim.org/exim.git/commit/1b3209b0577a9327ebb076f3b32b8a159c253f7bnvdPatch
- git.exim.org/exim.git/commit/6ce5c70cff8989418e05d01fd2a57703007a6357nvdPatch
- bugs.exim.org/show_bug.cginvdExploitVendor Advisory
- github.com/Exim/exim/compare/exim-4.98-RC2...exim-4.98-RC3nvdRelease Notes
- www.rfc-editor.org/rfc/rfc2231.txtnvdNot Applicable
News mentions
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