#VU71473 LDAP injection in System Security Services Daemon (SSSD) - CVE-2022-4254

CSH
CYBERSECURITY HELP
Sign In REGISTER
 
Main Vulnerability Database Vulnerabilities #VU71473

#VU71473 LDAP injection in System Security Services Daemon (SSSD) - CVE-2022-4254

Published: January 24, 2023


Vulnerability identifier: #VU71473
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2022-4254
CWE-ID: CWE-90
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
System Security Services Daemon (SSSD)
Software vendor:
SSSD

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to improper input validation in libsss_certmap functionality when validating data used in DLAP queries. A remote non-authenticated attacker can use a specially crafted certificate to bypass authentication process and gain control of the admin account, leading to full domain takeover.


Remediation

Install updates from vendor's website.

External links