CVE-2024-3179

03.04.2024, 19:15

Concrete CMS version 9 before 9.2.8 and previous versions before 8.5.16 are vulnerable toStored XSS in the Custom Class page editing.Prior to the fix, a rogue administrator could insert malicious code in the custom class field due to insufficient validation of administrator provided data.The Concrete CMS security team gave this vulnerability a CVSS v3.1 score of 3.1 with a vector of  AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:L https://nvd.nist.gov/vuln-metrics/cvss/v3-calculator . ThanksAlexey Solovyev for reporting.

Cross-site Scripting

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	NIST	3.1 LOW	NETWORK	HIGH	HIGH	CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:L
ConcreteCMS	CNA	3.1 LOW	NETWORK	HIGH	HIGH	CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:L
CISA-ADP	ADP	---				---
CVE	ADP	---				---

Base Score

CVSS 3.x

EPSS Score

Percentile: 23%

Vendor	Product	Version
concretecms	concrete_cms	𝑥 < 8.5.16
concretecms	concrete_cms	9.0.0 ≤ 𝑥 < 9.2.8

𝑥

= Vulnerable software versions

Common Weakness Enumeration

CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

References

https://documentation.concretecms.org/9-x/developers/introduction/version-history/928-release-notes?_gl=1*1bcxp5s*_ga*MTc1NDc0Njk2Mi4xNzA2ODI4MDU1*_ga_HFB3HPNNLS*MTcxMjE2NjYyNi4xMy4xLjE3MTIxNjY2ODEuMC4wLjA.

https://documentation.concretecms.org/developers/introduction/version-history/8516-release-notes?_gl=1*1oa3zn1*_ga*MTc1NDc0Njk2Mi4xNzA2ODI4MDU1*_ga_HFB3HPNNLS*MTcxMjE2NjYyNi4xMy4xLjE3MTIxNjY3MDcuMC4wLjA.