Stack-based buffer overflow in FortiWeb - CVE-2023-23780
Published: February 17, 2023
Vulnerability identifier: #VU72355
CSH Severity: Medium
CVSS v4: 8.7 [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]
CVE-ID: CVE-2023-23780
CWE-ID: CWE-121
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 boundary error when processing specifically crafted HTTP requests within the web interface. A remote user can trigger a stack-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
FortiWeb
How to mitigate CVE-2023-23780
Install update from vendor's website.
FortiWeb - addressed in versions 6.3.20, 7.0.2