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.

CVSS v3.0 8.8 HIGH
CVSS v2.0 9.0 HIGH

8.8^/10

CVSS v3.0 : HIGH

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

9.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

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 Third Party Advisory
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

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Configurations

Configuration 1 (hide)

cpe:2.3:a:sa-exim_project:sa-exim:4.2.1:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	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 10:15

Updated : 2022-12-14 10:44

NVD link : CVE-2019-19920

Mitre link : CVE-2019-19920

JSON object : View

CWE

CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

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Products Affected

debian

debian_linux

sa-exim_project

sa-exim

canonical

ubuntu_linux

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