CVE-2023-6269 : Exploit Details and Defense Strategies

This CVE-2023-6269 involves an argument injection vulnerability found in Atos Unify OpenScape Session Border Controller, OpenScape Branch, and OpenScape BCF products. It was published on December 5, 2023, by SEC-VLab.

Understanding CVE-2023-6269

This section delves into the details and impacts of the vulnerability.

What is CVE-2023-6269?

The vulnerability identified in this CVE pertains to an argument injection flaw in the administrative web interface of Atos Unify OpenScape products. Attackers can exploit this flaw to gain unauthorized access to the affected systems.

The Impact of CVE-2023-6269

The impact of this vulnerability is categorized as "CAPEC-115 Authentication Bypass." It allows unauthenticated attackers to escalate their privileges, gaining root access via SSH and bypassing authentication mechanisms to act as an arbitrary administrative user.

Technical Details of CVE-2023-6269

This section provides more technical insights into the vulnerability.

Vulnerability Description

The CVE-2023-6269 vulnerability enables attackers to inject malicious arguments in the administrative web interface, leading to unauthorized access and privilege escalation.

Affected Systems and Versions

The affected products include Atos Unify OpenScape Session Border Controller (SBC) and Branch before V10 R3.4.0, as well as OpenScape BCF before V10R10.12.00 and V10R11.05.02.

Exploitation Mechanism

Exploiting the argument injection vulnerability allows attackers to gain root access through SSH and bypass authentication mechanisms, posing a significant security risk to the affected systems.

Mitigation and Prevention

To protect systems from the CVE-2023-6269 vulnerability, the following steps and best practices are recommended:

Immediate Steps to Take

Implement immediate security patches provided by Atos Unify to remediate the vulnerability.

Long-Term Security Practices

Regularly monitor and update security protocols to detect and prevent similar vulnerabilities.

Patching and Updates

Stay informed about security advisories from Atos Unify and promptly apply relevant patches to ensure system integrity and protection against potential threats.