CVE-2019-19920

sa-exim 4.2.1 allows attackers to execute arbitrary code if they can write a .cf file or a rule. This occurs because Greylisting.pm relies on eval (rather than direct parsing and/or use of the taint feature). This issue is similar to CVE-2018-11805.

Score

CVSS 3.1 8.8 High

Status

Modified - cve@mitre.org

Published

2019-12-22

Last modified

2024-08-05

Weaknesses

CWE-78

Affected products

• Ubuntu Linux (Canonical)
• Debian Linux (Debian)
• Sa-exim (Sa-exim Project)

References

• https://bugs.debian.org/946829#24
• https://lists.debian.org/debian-lts-announce/2020/01/msg00006.html
• https://marc.info/?l=spamassassin-users&m=157668107325768&w=2
• https://marc.info/?l=spamassassin-users&m=157668305026635&w=2
• https://usn.ubuntu.com/4520-1/