Laravel - Remote Code Execution (CVE-2021-3129)
- CVSSv3 Score
- Vulnerability description
Laravel framework is affected by a Remote Code Execution, located in the
/_ignition/execute-solutionendpoint. The root cause of this vulnerability is insecure usage of PHP functions
file_put_content(), which can be used for log poisoning. The versions affected are below 8.4.2 release, with the ignition mode versions below 2.5.2 release.
- Risk description
The risk exists that a remote unauthenticated attacker can fully compromise the server in order to steal confidential information, install ransomware, or pivot to the internal network.
- Exploit capabilities
Sniper can gain unauthenticated Remote Code Execution on the target system and extract multiple artefacts as evidence.
Upgrade the Laravel framework to a version higher than 8.4.2 and upgrade ignition mode to a version higher or equal with 2.5.2.
- Not available