#VU52363 Code Injection in Grav CMS - CVE-2021-29440
Published: April 20, 2021 / Updated: June 17, 2021
Vulnerability identifier: #VU52363
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: CVE-2021-29440
CWE-ID: CWE-94
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerable software:
Grav CMS
Grav CMS
Software vendor:
Grav CMS
Grav CMS
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to the enablement of processing of static pages. A remote authenticated attacker can send a specially crafted request and execute arbitrary code on the target system with elevated privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install updates from vendor's website.