CVE-2021-44122

26.01.2022, 12:15

SPIP 4.0.0 is affected by a Cross Site Request Forgery (CSRF) vulnerability in ecrire/public/aiguiller.php, ecrire/public/balises.php, ecrire/balise/formulaire_.php. To exploit the vulnerability, a visitor must visit a malicious website which redirects to the SPIP website. It is also possible to combine XSS vulnerabilities in SPIP 4.0.0 to exploit it. The vulnerability allows an authenticated attacker to execute malicious code without the knowledge of the user on the website (CSRF).

CSRF

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	NIST	8.8 HIGH	NETWORK	LOW	NONE	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
mitre	CNA	---				---
CVE	ADP	---				---

Base Score

CVSS 3.x

EPSS Score

Percentile: 62%

Vendor	Product	Version
spip	spip	4.0.0

𝑥

= Vulnerable software versions

Debian Releases

Debian Product

Codename

spip

bullseye	3.2.11-3+deb11u10 fixed
bullseye (security)	3.2.11-3+deb11u7 fixed
sid	4.3.3+dfsg-1 fixed
trixie	4.3.3+dfsg-1 fixed

Ubuntu Releases

Ubuntu Product

Codename

spip

noble	not-affected
mantic	not-affected
lunar	not-affected
kinetic	not-affected
jammy	not-affected
impish	Fixed 3.2.11-3+deb11u3build0.21.10.1 released
focal	Fixed 3.2.7-1ubuntu0.1 released
bionic	Fixed 3.1.4-4~deb9u5build0.18.04.1 released
xenial	needed
trusty	ignored

Common Weakness Enumeration

CWE-352 - Cross-Site Request Forgery (CSRF)
The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request.

References

https://git.spip.net/spip/spip/commit/1b8e4f404c2441c15ca6540b9a6d8e50cff219db