Cross-site request forgery in SPIP - CVE-2021-44122

 

Cross-site request forgery in SPIP - CVE-2021-44122

Published: June 17, 2022 / Updated: June 17, 2022


Vulnerability identifier: #VU64458
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-44122
CWE-ID: CWE-352
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: spip.net
Affected software:
SPIP

Detailed vulnerability description

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient validation of the HTTP request origin in ecrire/public/aiguiller.php, ecrire/public/balises.php, and ecrire/balise/formulaire_.php scripts. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.

It is also possible to combine XSS vulnerabilities in SPIP 4.0.0 to exploit it.


How to mitigate CVE-2021-44122

Install update from vendor's website.

Sources