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OpenAdvisories
High · 7.4 CVE-2021-29487 EUVD-2021-1741GHSA-h76r-vgf3-j6w5

Authentication bypass in Octobercms

Published Aug 26, 2021 · Updated Aug 3, 2024 · Assigned by GitHub_M

Description

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.

Affected products

VendorProductAffectedFixed
octobercms october >= 1.0.471, < 1.0.472, >= 1.1.1, < 1.1.5 —

Affected packages

EcosystemPackageAffectedFixedRecord
Packagist october/system < 1.0.472 1.0.472 GHSA-h76r-vgf3-j6w5
Packagist october/system >= 1.1.1, < 1.1.5 1.1.5 GHSA-h76r-vgf3-j6w5

References