CVE-2023-29520
Published: 19 April 2023
Summary
CVE-2023-29520 is a medium-severity Uncaught Exception (CWE-248) vulnerability in Xwiki Xwiki. Its CVSS base score is 4.3 (Medium).
Operationally, ranked in the top 49.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-1252
Vulnerability details
XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. It's possible to break many translations coming from wiki pages by creating a corrupted document containing a translation object. This will lead to…
more
a broken page. The vulnerability has been patched in XWiki 15.0-rc-1, 14.10.1, 14.4.8, and 13.10.11. Users are advised to upgrade. There are no workarounds other than fixing any way to create a document that fail to load.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Enforces structured response to exceptional conditions so the system cannot remain in an unsafe state.
Mandates defined procedures that ensure exceptional conditions are handled in a controlled, secure manner instead of being ignored or mishandled.
Provides defined handling (alert and additional actions) for the exceptional condition of audit logging failure.
Supplies a concrete handling action (safe mode) for exceptional conditions, mitigating risks from improper or absent handling that could allow continued attacks.
By preparing users for contingency scenarios, the control promotes proper handling of exceptional conditions instead of default or unsafe behaviors.
An updated contingency plan defines current actions for exceptional conditions, reducing the window for attackers to exploit improper handling leading to system failure.
Procedures ensure proper handling of exceptional conditions to support effective incident response.
Incident response testing confirms proper handling of exceptional conditions to limit exploit impact.