CVE-2024-26015 Security feature bypass in FortiOS

What is CVE-2024-26015?

CVE-2024-26015 is a low-severity vulnerability in Fortinet Fortios, published on 9 Jul 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

An incorrect parsing of numbers with different radices vulnerability [CWE-1389] in FortiProxy version 7.4.3 and below, version 7.2.10 and below, version 7.0.17 and below and FortiOS version 7.4.3 and below, version 7.2.8 and below, version 7.0.15 and below IP address validation feature may permit an unauthenticated attacker to bypass the IP blocklist via crafted requests.

Weakness: CWE-704, CWE-1389

Which versions are affected by CVE-2024-26015?

It affects 2 products.

Products include Fortinet Fortios, Fortinet Fortiproxy.

How do I fix CVE-2024-26015?

No fix has been published for CVE-2024-26015 yet. Limit exposure of the affected software until one is available.

Is CVE-2024-26015 being exploited?

There is no known exploitation of CVE-2024-26015 in the wild and no public exploit code.

Other vulnerabilities in Fortinet Fortios

• CVE-2024-23113 Fortinet Multiple Products Format String Exploited Critical 9.8
• CVE-2022-40684 Fortinet Multiple Products Authentication Bypass Exploited Critical 9.8
• CVE-2024-55591 Fortinet FortiOS and FortiProxy Authentication Bypass Exploited Critical 9.6
• CVE-2024-21762 Fortinet FortiOS Out-of-Bound Write Exploited Critical 9.6
• CVE-2022-42475 Fortinet FortiOS Heap-Based Buffer Overflow Exploited Critical 9.3

All Fortinet Fortios vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-28x5-qjqx-j9fr.