Integer Overflow or Wraparound Affecting exim4 package, versions <4.92~RC5-1
Snyk CVSS
Attack Complexity
Low
Confidentiality
High
Integrity
High
Availability
High
Threat Intelligence
EPSS
2.19% (90th
percentile)
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Test your applications- Snyk ID SNYK-DEBIAN10-EXIM4-1279424
- published 5 May 2021
- disclosed 6 May 2021
How to fix?
Upgrade Debian:10
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:10
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.