CVE-2021-31820 : What You Need to Know
Discover the impact of CVE-2021-31820, a vulnerability in Octopus Server versions after 2018.8.2 that reveals passwords in plaintext in the UI. Learn about mitigation and preventive measures.
This article provides detailed information about CVE-2021-31820, a vulnerability found in Octopus Server that exposes passwords in plaintext in the user interface.
Understanding CVE-2021-31820
CVE-2021-31820 is a security vulnerability in Octopus Server versions that allow passwords to be displayed in plaintext when the Web Request Proxy is configured with authentication.
What is CVE-2021-31820?
CVE-2021-31820 is a vulnerability in Octopus Server versions after 2018.8.2, where passwords configured with authentication are exposed in plaintext within the user interface.
The Impact of CVE-2021-31820
This vulnerability could lead to unauthorized users gaining access to sensitive information, compromising the security and privacy of the affected systems.
Technical Details of CVE-2021-31820
This section covers specific technical details of the CVE-2021-31820 vulnerability.
Vulnerability Description
In Octopus Server versions after 2018.8.2, the issue arises when the Web Request Proxy is configured with authentication, revealing passwords in plaintext in the UI.
Affected Systems and Versions
The vulnerability affects Octopus Server versions including 2018.8.2, 2020.6.5310, and 2021.1.7149.
Exploitation Mechanism
Attackers can exploit this vulnerability by accessing the user interface of Octopus Server and viewing plaintext passwords configured in the Web Request Proxy.
Mitigation and Prevention
Protecting systems from CVE-2021-31820 involves taking immediate steps and implementing long-term security practices.
Immediate Steps to Take
Users should update their Octopus Server to a secure version that addresses the plaintext password issue and review and secure configurations to prevent unauthorized access.
Long-Term Security Practices
Implement strong password policies, conduct regular security audits, and educate users on secure password management protocols.
Patching and Updates
Ensure prompt installation of security patches and updates released by Octopus Deploy to mitigate the CVE-2021-31820 vulnerability.