Improper Input Validation Affecting exim4 package, versions <4.82.1-1
Snyk CVSS
Attack Complexity
Low
User Interaction
Required
Threat Intelligence
EPSS
5.57% (94th
percentile)
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Test your applications- Snyk ID SNYK-DEBIAN9-EXIM4-382928
- published 4 Sep 2014
- disclosed 4 Sep 2014
How to fix?
Upgrade Debian:9
exim4
to version 4.82.1-1 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:9
relevant fixed versions and status.
The dmarc_process function in dmarc.c in Exim before 4.82.1, when EXPERIMENTAL_DMARC is enabled, allows remote attackers to execute arbitrary code via the From header in an email, which is passed to the expand_string function.