Session Fixation in Symfony - CVE-2023-46733
Published: November 13, 2023 / Updated: November 13, 2023
Vulnerability identifier: #VU82998
CSH Severity: Medium
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-46733
CWE-ID: CWE-384
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to the session fixation issue within the SessionStrategyListener. A remote attacker can gain acces to the original user's session.
Affected software
Symfony
How to mitigate CVE-2023-46733
Install updates from vendor's website.
Symfony - addressed in versions 5.4.31, 6.3.8
External References
- https://github.com/symfony/symfony/security/advisories/GHSA-m2wj-r6g3-fxfx
- https://github.com/symfony/symfony/commit/7467bd7e3f888b333102bc664b5e02ef1e7f88b9
- https://github.com/symfony/symfony/commit/dc356499d5ceb86f7cf2b4c7f032eca97061ed74
- https://github.com/symfony/symfony/releases/tag/v5.4.31
- https://github.com/symfony/symfony/releases/tag/v6.3.8