CVE-2022-2780 : What You Need to Know
Learn about CVE-2022-2780 affecting Octopus Server, allowing NTLM relay attacks. Explore impact, affected versions, and mitigation steps.
A security vulnerability has been identified in Octopus Server that could potentially lead to an NTLM relay attack. This article provides an overview of CVE-2022-2780, its impact, technical details, and mitigation steps.
Understanding CVE-2022-2780
This section will delve into the specifics of the CVE-2022-2780 vulnerability.
What is CVE-2022-2780?
The vulnerability in Octopus Server allows an attacker to use the Git Connectivity test function on the VCS project to initiate an SMB request, creating the potential for an NTLM relay attack.
The Impact of CVE-2022-2780
Exploitation of this vulnerability could result in an attacker bypassing authentication through a capture-replay attack.
Technical Details of CVE-2022-2780
In this section, we will discuss the vulnerability description, affected systems and versions, as well as the exploitation mechanism.
Vulnerability Description
The vulnerability in Octopus Server enables an attacker to exploit the Git Connectivity test function to trigger an SMB request, potentially leading to an NTLM relay attack.
Affected Systems and Versions
Several versions of Octopus Server are affected by this vulnerability, including 2021.2.994, 2022.2.6729, and 2022.3.348, among others.
Exploitation Mechanism
By leveraging the Git Connectivity test function on VCS projects, an attacker can initiate an SMB request, opening the door to an NTLM relay attack.
Mitigation and Prevention
This section covers the steps to mitigate the CVE-2022-2780 vulnerability and enhance overall security.
Immediate Steps to Take
Users are advised to update Octopus Server to a non-affected version, monitor for any suspicious activity, and restrict network access to mitigate potential attacks.
Long-Term Security Practices
Implementing robust network segmentation, enforcing the principle of least privilege, and regularly updating and patching systems can enhance long-term security.
Patching and Updates
Regularly apply security patches provided by Octopus Deploy to address known vulnerabilities and ensure system integrity.