Use After Free Affecting yeraze/ytnef package, versions [0,]


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.25% (65th percentile)

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  • Snyk IDSNYK-UNMANAGED-YERAZEYTNEF-2367240
  • published26 Jan 2022
  • disclosed4 Mar 2021
  • creditUnknown

Introduced: 4 Mar 2021

CVE-2021-3403  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

There is no fixed version for yeraze/ytnef.

Overview

Affected versions of this package are vulnerable to Use After Free. In ytnef 1.9.3, the TNEFSubjectHandler function in lib/ytnef.c allows remote attackers to cause a denial-of-service (and potentially code execution) due to a double free which can be triggered via a crafted file.

References

CVSS Scores

version 3.1