Resource exhaustion in XWiki platform - CVE-2024-21651
Published: January 8, 2024 / Updated: May 5, 2026
Vulnerability identifier: #VU129909
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2024-21651
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
XWiki platform
XWiki platform
Software vendor:
XWiki
XWiki
Description
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists due to uncontrolled resource consumption in the attachment parsing functionality when processing a malformed TAR attachment with manipulated file modification time headers through Tika. A remote attacker can upload a specially crafted TAR file to cause a denial of service.
Exploitation requires the ability to attach a file to a page.
Remediation
Install security update from vendor's website.