CVE-2020-26880 Information

Description

Sympa through 6.2.57b.2 allows a local privilege escalation from the sympa user account to full root access by modifying the sympa.conf configuration file (which is owned by sympa) and parsing it through the setuid sympa_newaliases-wrapper executable.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

https://github.com/sympa-community/sympa/issues/1009 https://github.com/sympa-community/sympa/issues/943issuecomment-704779420 https://github.com/sympa-community/sympa/issues/943issuecomment-704842235 https://lists.debian.org/debian-lts-announce/2020/11/msg00015.html

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8