CVE-2023-29508 : Security Advisory and Response
Discover the impact and mitigation strategies for CVE-2023-29508, a critical Cross-site Scripting vulnerability in XWiki platform. Learn how to secure your system effectively.
A critical vulnerability has been identified in XWiki platform that could allow for Cross-site Scripting attacks. Read on to understand the impact, technical details, and mitigation strategies for CVE-2023-29508.
Understanding CVE-2023-29508
This CVE identifies a vulnerability in xwiki-platform-livedata-macro that could be exploited for Cross-site Scripting attacks.
What is CVE-2023-29508?
XWiki Commons are technical libraries shared by various XWiki projects. The vulnerability allows a user without script rights to execute a stored XSS attack using the Live Data macro if the last author of the content has script rights.
The Impact of CVE-2023-29508
The impact of this vulnerability is rated as HIGH. An attacker could potentially compromise the confidentiality, integrity, and availability of the affected system, leading to unauthorized access and data manipulation.
Technical Details of CVE-2023-29508
Expanding on the technical aspects of this CVE:
Vulnerability Description
The vulnerability arises due to improper neutralization of script-related HTML tags in web pages, allowing for XSS attacks through the mentioned macro.
Affected Systems and Versions
- Vendor: XWiki
- Product: xwiki-platform
- Affected Versions:
= 13.10.10, < 13.10.11
= 14.4, < 14.4.7
= 14.9, < 14.10
Exploitation Mechanism
The attack complexity is rated as LOW, with low privileges required and user interaction needed. The vector involves a network attack and impacts confidentiality, integrity, and availability of the system.
Mitigation and Prevention
To safeguard against CVE-2023-29508, consider the following steps:
Immediate Steps to Take
- Update to patched versions: XWiki 14.10, 14.4.7, or 13.10.11 to mitigate the vulnerability.
Long-Term Security Practices
- Regular security audits and code reviews to identify and address vulnerabilities in a timely manner.
Patching and Updates
- Stay informed about security advisories and promptly apply patches and updates to mitigate known vulnerabilities.