CVE Vulnerability

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.

9 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8 / Impact : 10

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

Scope

8.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://marc.info/?l=spamassassin-users&m=157668305026635&w=2 Mailing List Third Party Advisory
https://marc.info/?l=spamassassin-users&m=157668107325768&w=2 Mailing List Third Party Advisory
https://bugs.debian.org/946829#24 Mailing List Patch
https://lists.debian.org/debian-lts-announce/2020/01/msg00006.html Mailing List Third Party Advisory
https://usn.ubuntu.com/4520-1/ Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:sa-exim_project:sa-exim:4.2.1:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
Information

Published : 2019-12-22 06:15

Updated : 2022-12-14 06:44

NVD link : CVE-2019-19920

Mitre link : CVE-2019-19920

Products Affected
No products.
CWE
CWE-78