Integer Overflow or Wraparound Affecting exim4 package, versions <4.92~RC5-1
Threat Intelligence
EPSS
3.14% (92nd
percentile)
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Test your applications- Snyk ID SNYK-DEBIAN11-EXIM4-1279431
- published 5 May 2021
- disclosed 6 May 2021
How to fix?
Upgrade Debian:11 exim4 to version 4.92~RC5-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream exim4 package and not the exim4 package as distributed by Debian.
See How to fix? for Debian:11 relevant fixed versions and status.
Exim 4 before 4.92 allows Integer Overflow to Buffer Overflow, in which an unauthenticated remote attacker can execute arbitrary code by leveraging the mishandling of continuation lines during header-length restriction.
CVSS Scores
version 3.1