CVE-2021-3621
HIGHSSSD - OS Command Injection via sssctl logs-fetch and cache-expire Subcommands
Title source: llmDescription
A flaw was found in SSSD, where the sssctl command was vulnerable to shell command injection via the logs-fetch and cache-expire subcommands. This flaw allows an attacker to trick the root user into running a specially crafted sssctl command, such as via sudo, to gain root access. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
References (4)
Core 4
Core References
Third Party Advisory mailing-list
https://lists.debian.org/debian-lts-announce/2023/05/msg00028.html
Issue Tracking, Patch, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1975142
Release Notes, Third Party Advisory
https://sssd.io/release-notes/sssd-2.6.0.html
Scores
CVSS v3
8.8
EPSS
0.0038
EPSS Percentile
59.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Details
CWE
CWE-78
CWE-77
Status
published
Products (13)
fedoraproject/fedora
34
fedoraproject/sssd
2.6.0
redhat/enterprise_linux
6.0
redhat/enterprise_linux
7.0
redhat/enterprise_linux
8.0
redhat/enterprise_linux_eus
8.1
redhat/enterprise_linux_eus
8.2
redhat/enterprise_linux_server_aus
8.2
redhat/enterprise_linux_server_aus
8.4
redhat/enterprise_linux_server_tus
8.2
... and 3 more
Published
Dec 23, 2021
Tracked Since
Feb 18, 2026