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: 7.5 [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]
CVE-ID: CVE-2021-44122
CWE-ID: CWE-352
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
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.
Affected software
SPIP
Ubuntu
spip (Ubuntu package)
Ubuntu
spip (Ubuntu package)
How to mitigate CVE-2021-44122
Install update from vendor's website.
SPIP - update to 4.0.1
spip (Ubuntu package) - addressed in versions 3.1.4-4~deb9u5build0.18.04.1, 3.2.7-1ubuntu0.1, 3.2.11-3+deb11u3build0.21.10.1
spip (Ubuntu package) - addressed in versions 3.1.4-4~deb9u5build0.18.04.1, 3.2.7-1ubuntu0.1, 3.2.11-3+deb11u3build0.21.10.1