Privilege escalation in XWiki Commons

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU72771

Risk: Medium

CVSSv3.1: 8.6 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-26055

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions within the first name parameter. A remote user can gain elevated privileges. 

Mitigation

Install updates from vendor's website.

Vulnerable software versions

XWiki Commons: 3.1-milestone-1

External links

http://jira.xwiki.org/browse/XWIKI-19793
http://jira.xwiki.org/browse/XWIKI-19794
http://github.com/xwiki/xwiki-commons/security/advisories/GHSA-8cw6-4r32-6r3h
http://jira.xwiki.org/browse/XCOMMONS-2498

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.