CVE-2020-2168 : Security Advisory and Response

Jenkins Azure Container Service Plugin 1.0.1 and earlier versions are affected by a remote code execution vulnerability due to a YAML parser misconfiguration.

Understanding CVE-2020-2168

Jenkins Azure Container Service Plugin is vulnerable to remote code execution attacks.

What is CVE-2020-2168?

This CVE identifies a vulnerability in Jenkins Azure Container Service Plugin versions 1.0.1 and earlier, allowing the instantiation of arbitrary types through a misconfigured YAML parser, leading to remote code execution.

The Impact of CVE-2020-2168

The vulnerability can be exploited by attackers to execute arbitrary code remotely, potentially compromising the affected systems and data.

Technical Details of CVE-2020-2168

Jenkins Azure Container Service Plugin is susceptible to remote code execution due to a YAML parser misconfiguration.

Vulnerability Description

The plugin fails to properly configure its YAML parser, enabling the instantiation of arbitrary types, which can be exploited for remote code execution.

Affected Systems and Versions

Product: Jenkins Azure Container Service Plugin
Vendor: Jenkins project
Versions Affected: <= 1.0.1

Exploitation Mechanism

Attackers can exploit the vulnerability by crafting malicious YAML payloads to execute arbitrary code remotely.

Mitigation and Prevention

Immediate action and long-term security practices are crucial to mitigate the risks associated with CVE-2020-2168.

Immediate Steps to Take

Update Jenkins Azure Container Service Plugin to a patched version.
Monitor for any suspicious activities on the affected systems.

Long-Term Security Practices

Regularly update and patch all software components to prevent vulnerabilities.
Implement proper input validation mechanisms to mitigate code injection risks.

Patching and Updates

Apply security patches provided by Jenkins project promptly to address the vulnerability and enhance system security.