1. Ubuntu Security Notices
  2. USN-6156-1

USN-6156-1: SSSD vulnerability

Publication date

12 June 2023

Overview

SSSD could allow unintended access to network services.

Releases

Packages

  • sssd - System Security Services Daemon

Details

It was discovered that SSSD incorrrectly sanitized certificate data used in
LDAP filters. When using this issue in combination with FreeIPA, a remote
attacker could possibly use this issue to escalate privileges.

It was discovered that SSSD incorrrectly sanitized certificate data used in
LDAP filters. When using this issue in combination with FreeIPA, a remote
attacker could possibly use this issue to escalate privileges.

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
20.04 focal sssd –  2.2.3-3ubuntu0.11

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References

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