Integer Overflow or Wraparound Affecting tnef package, versions <1.4.12-1.1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published2 Oct 2026
- disclosed24 Feb 2017
Introduced: 24 Feb 2017
CVE-2017-6308 (opens in a new tab)How to fix?
Upgrade Echo:latest tnef to version 1.4.12-1.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream tnef package and not the tnef package as distributed by Echo.
See How to fix? for Echo:latest relevant fixed versions and status.
An issue was discovered in tnef before 1.4.13. Several Integer Overflows, which can lead to Heap Overflows, have been identified in the functions that wrap memory allocation.
References
- https://advisory.echohq.com/cve/CVE-2017-6308
- http://www.debian.org/security/2017/dsa-3798
- http://www.securityfocus.com/bid/96427
- https://github.com/verdammelt/tnef/blob/master/ChangeLog
- https://github.com/verdammelt/tnef/commit/c5044689e50039635e7700fe2472fd632ac77176
- https://security.gentoo.org/glsa/201708-02
- https://www.x41-dsec.de/lab/advisories/x41-2017-004-tnef/