CVE-2021-3621

HIGH

8.8

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.

CVE Details

CVSS v3.1 Score8.8

SeverityHIGH

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionREQUIRED

Published12/23/2021

Last Modified11/3/2025

Sourcenvd

Honeypot Sightings0

Affected Products

fedoraproject:fedorafedoraproject:sssdredhat:enterprise_linuxredhat:enterprise_linux_eusredhat:enterprise_linux_server_ausredhat:enterprise_linux_server_tusredhat:virtualizationredhat:virtualization_host

Weaknesses (CWE)

CWE-77CWE-78

References

https://bugzilla.redhat.com/show_bug.cgi?id=1975142(secalert@redhat.com)

https://lists.debian.org/debian-lts-announce/2023/05/msg00028.html(secalert@redhat.com)

https://sssd.io/release-notes/sssd-2.6.0.html(secalert@redhat.com)

https://bugzilla.redhat.com/show_bug.cgi?id=1975142(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2023/05/msg00028.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2025/02/msg00008.html(af854a3a-2127-422b-91ae-364da2661108)

https://sssd.io/release-notes/sssd-2.6.0.html(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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