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CVE-2021-3621

Public on 2021-10-01
Modified on 2021-10-06
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.

Severity
Important
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CVSS v3 Base Score
6.7
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Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 sssd 2021-10-01 18:01 ALAS-2021-1542
Amazon Linux 1 sssd 2023-03-30 22:50 ALAS-2023-1723
Amazon Linux 2 - Core sssd 2021-10-04 20:18 ALAS2-2021-1715

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD CVSSv2 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C
NVD CVSSv3 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H