CVE-2022-31253 : Security Advisory and Response

A Untrusted Search Path vulnerability in openldap2 of openSUSE Factory allows local attackers with control of the ldap user or group to change ownership of arbitrary directory entries to this user/group, leading to escalation to root.

Understanding CVE-2022-31253

This CVE affects openldap2 versions prior to 2.6.3-404.1 in openSUSE Factory and poses a high risk to confidentiality and integrity.

What is CVE-2022-31253?

CVE-2022-31253 is a vulnerability in openldap2 that allows local attackers to escalate privileges by changing directory ownership.

The Impact of CVE-2022-31253

The vulnerability can be exploited by attackers with control of the ldap user/group, leading to unauthorized escalation of privileges.

Technical Details of CVE-2022-31253

The following technical details provide insights into the vulnerability and its implications.

Vulnerability Description

The vulnerability in openldap2 allows the ldap user/group to recursively change ownership of directory entries, potentially leading to root level access.

Affected Systems and Versions

openldap2 versions less than 2.6.3-404.1 in openSUSE Factory are affected by this vulnerability.

Exploitation Mechanism

Local attackers with control of the ldap user/group can exploit this vulnerability to gain unauthorized access.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of CVE-2022-31253.

Immediate Steps to Take

Update openldap2 to version 2.6.3-404.1 or higher to mitigate the vulnerability and prevent unauthorized privilege escalation.

Long-Term Security Practices

Enhance directory access controls and user/group permissions to prevent similar vulnerabilities in the future.

Patching and Updates

Regularly monitor for security updates and apply patches promptly to maintain a secure environment.