Description
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.
Published: 2021-12-23
Score: 8.8 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-2758-1 sssd security update
Debian DLA Debian DLA DLA-3436-1 sssd security update
Debian DLA Debian DLA DLA-4047-1 sssd security update
Ubuntu USN Ubuntu USN USN-5067-1 SSSD vulnerabilities
History

Mon, 03 Nov 2025 21:30:00 +0000

Type Values Removed Values Added
References

Subscriptions

Fedoraproject Fedora Sssd
Redhat Enterprise Linux Enterprise Linux Eus Enterprise Linux Server Aus Enterprise Linux Server Tus Rhel Eus Rhev Hypervisor Virtualization Virtualization Host
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2025-11-03T20:33:46.999Z

Reserved: 2021-06-24T00:00:00.000Z

Link: CVE-2021-3621

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-12-23T21:15:08.920

Modified: 2025-11-03T21:15:42.140

Link: CVE-2021-3621

cve-icon Redhat

Severity : Important

Publid Date: 2021-08-16T00:00:00Z

Links: CVE-2021-3621 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses