Incorrect calculation in FortiOS and FortiProxy - CVE-2024-26015

 

Incorrect calculation in FortiOS and FortiProxy - CVE-2024-26015

Published: July 9, 2024


Vulnerability identifier: #VU94004
CSH Severity: Low
CVSS v4: 2.3 [CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2024-26015
CWE-ID: CWE-682
Exploitation vector: Adjecent network
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to incorrect parsing of IP addresses when handling zero characters. A remote attacker on the local network can send specially crafted requests and bypass the IP blocklist.


Affected software

FortiOS
FortiProxy

How to mitigate CVE-2024-26015

Install updates from vendor's website.

FortiOS - update to 7.4.4
FortiProxy - update to 7.4.4

External References

Related Security Bulletins