Home/CVE/A flaw was found in SSSD, where the sssctl command was vulnerable to shell command injection via the logs-fetch and cach
CVE

CVE-2021-3621

A flaw was found in SSSD, where the sssctl command was vulnerable to shell command injection via the logs-fetch and cach

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.

HIGH · CVSS 8.8 EPSS 0.00384
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules1 YARA rules0

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productmediumPowershell Detect Virtualization Environment

Scoring & Timeline

8.8
HIGH · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD23 Dec 2021 · 09:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Vendor Advisories

15
suse-csafopenSUSE-SU-2024:13446-1
suse-csafSUSE-SU-2022:2763-1
suse-csafSUSE-SU-2022:1258-1
suse-csafSUSE-SU-2022:0826-1
suse-csafsuse-ru-2021_3185-1
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugzilla.redhat.com/show_bug.cgi?id=1975142Issue TrackingPatchThird Party Advisory
https://sssd.io/release-notes/sssd-2.6.0.htmlRelease NotesThird Party Advisory
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