Improper validation of integrity check value in FortiProxy and FortiOS - CVE-2023-28002

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Main Vulnerability Database Vulnerabilities #VU83246

Improper validation of integrity check value in FortiProxy and FortiOS - CVE-2023-28002

Published: November 17, 2023


Vulnerability identifier: #VU83246
CSH Severity: Low
CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-28002
CWE-ID: CWE-354
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local user to bypass implemented security restrictions.

The vulnerability exists due to improper validation of integrity check value in FortiOS and FortiProxy VMs. A local admin user can boot a malicious image on the device and bypass the filesytem integrity check in place.



Affected software

FortiProxy
RUGGEDCOM APE1808
FortiOS

How to mitigate CVE-2023-28002

Install updates from vendor's website.

FortiOS - addressed in versions 7.0.13, 7.2.4, 7.4.0

External References

Related Security Bulletins