#VU72772 Resource exhaustion in XWiki platform - CVE-2023-26470

Vulnerability identifier: #VU72772

Vulnerability risk: Medium

CVSSv4.0: 4.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-26470

CWE-ID: CWE-400

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
XWiki platform
Web applications / CMS

Vendor: XWiki

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources. A remote user can trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

XWiki platform: before 14.0, 14.0

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External links
https://github.com/xwiki/xwiki-platform/commit/fdfce062642b0ac062da5cda033d25482f4600fa
https://github.com/xwiki/xwiki-platform/commit/db3d1c62fc5fb59fefcda3b86065d2d362f55164
https://github.com/xwiki/xwiki-platform/commit/04e5a89d2879b160cdfaea846024d3d9c1a525e6
https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-92wp-r7hm-42g7
https://jira.xwiki.org/browse/XWIKI-19223

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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.