Format string error in Fortinet, Inc products - CVE-2023-36639
Published: December 14, 2023
Vulnerability identifier: #VU84439
CSH Severity: Medium
CVSS v4: 8.5 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-36639
CWE-ID: CWE-134
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to execute arbitrary code on the target system.
The vulnerability exists due to a format string error in HTTPSd. A remote privileged user can send a specially crafted request that contains format string specifiers and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
FortiPAM
FortiOS
FortiProxy
RUGGEDCOM APE1808
FortiOS
FortiProxy
RUGGEDCOM APE1808
How to mitigate CVE-2023-36639
Install updates from vendor's website.
FortiPAM - update to 1.1.1
FortiOS - addressed in versions 6.2.16, 6.4.13, 7.0.12, 7.2.5, 7.4.1
FortiProxy - addressed in versions 7.0.11, 7.2.5
FortiOS - addressed in versions 6.2.16, 6.4.13, 7.0.12, 7.2.5, 7.4.1
FortiProxy - addressed in versions 7.0.11, 7.2.5