CVE-2024-21754 Weak cryptography in FortiOS

What is CVE-2024-21754?

CVE-2024-21754 is a low-severity vulnerability in Fortinet Fortios, published on 11 Jun 2024. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

A use of password hash with insufficient computational effort vulnerability [CWE-916] affecting FortiOS version 7.4.3 and below, 7.2 all versions, 7.0 all versions, 6.4 all versions and FortiProxy version 7.4.2 and below, 7.2 all versions, 7.0 all versions, 2.0 all versions may allow a privileged attacker with super-admin profile and CLI access to decrypting the backup file.

Weakness: CWE-916

Which versions are affected by CVE-2024-21754?

It affects 2 products.

Products include Fortinet Fortios, Fortinet Fortiproxy.

How do I fix CVE-2024-21754?

No fix has been published for CVE-2024-21754 yet. Limit exposure of the affected software until one is available.

Is CVE-2024-21754 being exploited?

There is no known exploitation of CVE-2024-21754 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

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-pg7p-9rpp-xjmx.