Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2021-3621

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

2021-12-23T21:15:08.920

Last Modified

2025-11-03T21:15:42.140

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 8.8 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: COMPLETE
  • Integrity Impact: COMPLETE
  • Availability Impact: COMPLETE
Exploitability Score

8.6

Impact Score

10.0

Weaknesses
  • Type: Secondary
    CWE-77
  • Type: Primary
    CWE-78
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application fedoraproject sssd 2.6.0 Yes
Application redhat virtualization 4.0 Yes
Application redhat virtualization_host 4.0 Yes
Operating System redhat enterprise_linux 6.0 Yes
Operating System redhat enterprise_linux 7.0 Yes
Operating System redhat enterprise_linux 8.0 Yes
Operating System redhat enterprise_linux_eus 8.1 Yes
Operating System redhat enterprise_linux_eus 8.2 Yes
Operating System redhat enterprise_linux_server_aus 8.2 Yes
Operating System redhat enterprise_linux_server_aus 8.4 Yes
Operating System redhat enterprise_linux_server_tus 8.2 Yes
Operating System redhat enterprise_linux_server_tus 8.4 Yes
Operating System fedoraproject fedora 34 Yes
References