Permissions, Privileges, and Access Controls in Symfony - CVE-2012-6431
Published: December 27, 2012 / Updated: August 11, 2020
Vulnerability identifier: #VU43226
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2012-6431
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
Symfony 2.0.x before 2.0.20 does not process URL encoded data consistently within the Routing and Security components, which allows remote attackers to bypass intended URI restrictions via a doubly encoded string.
Affected software
Symfony
How to mitigate CVE-2012-6431
Install update from vendor's website.