CVE-2022-27244 : Exploit Details and Defense Strategies
Discover the impact of CVE-2022-27244, a vulnerability in MISP before 2.4.156 that enables XSS payload storage in the custom auth name, leading to potential user account modifications.
An issue was discovered in MISP before 2.4.156 where a malicious site administrator could store an XSS payload in the custom auth name, allowing for execution each time the administrator modifies a user.
Understanding CVE-2022-27244
This section provides insights into the nature and impact of the identified vulnerability.
What is CVE-2022-27244?
CVE-2022-27244 is a security flaw in MISP that enables a malicious site administrator to insert a harmful XSS payload into the custom authentication name field.
The Impact of CVE-2022-27244
The vulnerability allows the attacker to execute the XSS payload whenever the administrator makes changes to a user's account, potentially leading to unauthorized actions or data compromise.
Technical Details of CVE-2022-27244
Delve deeper into the specifics of the vulnerability to understand its implications.
Vulnerability Description
The flaw in MISP before version 2.4.156 enables a threat actor with administrative privileges to inject malicious scripts, posing a serious security risk.
Affected Systems and Versions
All versions of MISP prior to 2.4.156 are affected by CVE-2022-27244, making it crucial for users to update to the latest version to mitigate the risk.
Exploitation Mechanism
By leveraging the XSS payload stored in the custom auth name, an attacker can manipulate user data or perform unauthorized actions within the MISP environment.
Mitigation and Prevention
Explore the necessary steps to protect systems from this security vulnerability.
Immediate Steps to Take
Users are advised to upgrade their MISP installations to version 2.4.156 or later to address CVE-2022-27244 and prevent potential exploitation.
Long-Term Security Practices
Implementing robust security measures, such as input validation and user privilege restrictions, can help prevent similar XSS attacks in the future.
Patching and Updates
Regularly applying security patches and staying informed about software vulnerabilities is crucial for maintaining a secure environment.