CVE-2022-30307 Weak cryptography in Fortinet FortiOS

What is CVE-2022-30307?

CVE-2022-30307 is a low-severity vulnerability in Fortinet Fortios, published on 2 Nov 2022. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

A key management error vulnerability [CWE-320] affecting the RSA SSH host key in FortiOS 7.2.0 and below, 7.0.6 and below, 6.4.9 and below may allow an unauthenticated attacker to perform a man in the middle attack.

Which versions are affected by CVE-2022-30307?

It affects 1 product.

Products include Fortinet Fortios.

How do I fix CVE-2022-30307?

No fix has been published for CVE-2022-30307 yet. Limit exposure of the affected software until one is available.

Is CVE-2022-30307 being exploited?

There is no known exploitation of CVE-2022-30307 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-mjqc-2998-5j3f.