CVE-2024-3179: Concrete CMS version 9 before 9.2.8 and previous versions before 8.5.16 are vulnerable to Stored XSS in the Custom Class page
First published: Wed Apr 03 2024(Updated: )
Concrete CMS version 9 before 9.2.8 and previous versions before 8.5.16 are vulnerable to Stored 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 . Thanks Alexey Solovyev for reporting.
Credit: ff5b8ace-8b95-4078-9743-eac1ca5451de ff5b8ace-8b95-4078-9743-eac1ca5451de
| Affected Software | Affected Version | How to fix |
|---|---|---|
| composer/concrete5/concrete5 | <8.5.16 | 8.5.16 |
| composer/concrete5/concrete5 | >=9.0.0RC1<9.2.8 | 9.2.8 |
| Concrete5 | <8.5.16 | |
| Concrete5 | >=9.0.0<9.2.8 |
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Reference Links
- https://documentation.concretecms.org/developers/introduction/version-history/8516-release-notes?_gl=1*1oa3zn1*_ga*MTc1NDc0Njk2Mi4xNzA2ODI4MDU1*_ga_HFB3HPNNLS*MTcxMjE2NjYyNi4xMy4xLjE3MTIxNjY3MDcuMC4wLjA.
- https://documentation.concretecms.org/9-x/developers/introduction/version-history/928-release-notes?_gl=1*1bcxp5s*_ga*MTc1NDc0Njk2Mi4xNzA2ODI4MDU1*_ga_HFB3HPNNLS*MTcxMjE2NjYyNi4xMy4xLjE3MTIxNjY2ODEuMC4wLjA.
- https://nvd.nist.gov/vuln/detail/CVE-2024-3179
- https://github.com/concretecms/concretecms/pull/11988
- https://github.com/concretecms/concretecms/pull/11989
- https://github.com/concretecms/concretecms/commit/822e689cefe1eb876e9de31dad9ce660f3b5c295
- https://github.com/concretecms/concretecms/commit/f2ea49b3cdbac3cbfdf5d3c862de7b7097bbe904
- https://github.com/advisories/GHSA-r7q4-cw9r-vhp4 (Advisory)
Frequently Asked Questions
What is the vulnerability severity of CVE-2024-3179?
CVE-2024-3179 has a severity rating that identifies it as a significant risk due to the potential for Stored XSS attacks.
How can I mitigate CVE-2024-3179?
To mitigate CVE-2024-3179, upgrade to Concrete CMS version 9.2.8 or 8.5.16 or later.
What types of systems are affected by CVE-2024-3179?
CVE-2024-3179 affects Concrete CMS versions prior to 9.2.8 and 8.5.16.
What kind of attack does CVE-2024-3179 enable?
CVE-2024-3179 enables attackers to execute Stored XSS attacks through the Custom Class page editing feature.
Is there any specific validation issue noted in CVE-2024-3179?
Yes, CVE-2024-3179 arises from insufficient validation of input provided by administrators in the custom class field.
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