Vulnerability Details CVE-2019-19373
An issue was discovered in Squiz Matrix CMS 5.5.0 prior to 5.5.0.3, 5.5.1 prior to 5.5.1.8, 5.5.2 prior to 5.5.2.4, and 5.5.3 prior to 5.5.3.3 where a user can trigger arbitrary unserialization of a PHP object from a packages/cms/page_templates/page_remote_content/page_remote_content.inc POST parameter during processing of a Remote Content page type. This unserialization can be used to trigger the inclusion of arbitrary files on the filesystem (local file inclusion), and results in remote code execution.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.041
EPSS Ranking 88.1%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
References
- http://packetstormsecurity.com/files/155671/Squiz-Matrix-CMS-5.5.x.x-Code-Execution-Information-Disclosure.html
- http://seclists.org/fulldisclosure/2019/Dec/34
- https://matrix.squiz.net/releases/5.5/5.5.3.3
- https://zxsecurity.co.nz/wp-content/uploads/2019/12/ZX%20Security%20Advisory%20-%20Squiz%20Matrix%20CMS%20-%20Multiple%20Vulnerabilities.pdf
- http://packetstormsecurity.com/files/155671/Squiz-Matrix-CMS-5.5.x.x-Code-Execution-Information-Disclosure.html
- http://seclists.org/fulldisclosure/2019/Dec/34
- https://matrix.squiz.net/releases/5.5/5.5.3.3
- https://zxsecurity.co.nz/wp-content/uploads/2019/12/ZX%20Security%20Advisory%20-%20Squiz%20Matrix%20CMS%20-%20Multiple%20Vulnerabilities.pdf
Products affected by CVE-2019-19373
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cpe:2.3:a:squiz:matrix:5.5.0.0
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cpe:2.3:a:squiz:matrix:5.5.0.1
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cpe:2.3:a:squiz:matrix:5.5.0.2
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cpe:2.3:a:squiz:matrix:5.5.1.0
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cpe:2.3:a:squiz:matrix:5.5.1.1
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cpe:2.3:a:squiz:matrix:5.5.1.2
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cpe:2.3:a:squiz:matrix:5.5.1.3
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cpe:2.3:a:squiz:matrix:5.5.1.4
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cpe:2.3:a:squiz:matrix:5.5.1.5
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cpe:2.3:a:squiz:matrix:5.5.1.6
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cpe:2.3:a:squiz:matrix:5.5.1.7
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cpe:2.3:a:squiz:matrix:5.5.2.0
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cpe:2.3:a:squiz:matrix:5.5.2.1
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cpe:2.3:a:squiz:matrix:5.5.2.2
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cpe:2.3:a:squiz:matrix:5.5.2.3
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cpe:2.3:a:squiz:matrix:5.5.3.0
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cpe:2.3:a:squiz:matrix:5.5.3.1
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cpe:2.3:a:squiz:matrix:5.5.3.2