Vulnerability Details CVE-2021-29487
octobercms in a CMS platform based on the Laravel PHP Framework. In affected versions of the october/system package an attacker can exploit this vulnerability to bypass authentication and takeover of and user account on an October CMS server. The vulnerability is exploitable by unauthenticated users via a specially crafted request. This only affects frontend users and the attacker must obtain a Laravel secret key for cookie encryption and signing in order to exploit this vulnerability. The issue has been patched in Build 472 and v1.1.5.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.007
EPSS Ranking 70.4%
CVSS Severity
CVSS v3 Score 7.4
CVSS v2 Score 5.8
References
- https://github.com/octobercms/library/commit/016a297b1bec55d2e53bc889458ed2cb5c3e9374
- https://github.com/octobercms/library/commit/5bd1a28140b825baebe6becd4f7562299d3de3b9
- https://github.com/octobercms/october/security/advisories/GHSA-h76r-vgf3-j6w5
- https://github.com/octobercms/library/commit/016a297b1bec55d2e53bc889458ed2cb5c3e9374
- https://github.com/octobercms/library/commit/5bd1a28140b825baebe6becd4f7562299d3de3b9
- https://github.com/octobercms/october/security/advisories/GHSA-h76r-vgf3-j6w5
Products affected by CVE-2021-29487
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cpe:2.3:a:octobercms:october:1.0.471
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cpe:2.3:a:octobercms:october:1.1.1
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cpe:2.3:a:octobercms:october:1.1.2
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cpe:2.3:a:octobercms:october:1.1.3
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cpe:2.3:a:octobercms:october:1.1.4