CVE-2018-13376 Information disclosure in Fortinet FortiOS

What is CVE-2018-13376?

CVE-2018-13376 is a high-severity vulnerability in Fortinet Fortios, published on 27 Nov 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An uninitialized memory buffer leak exists in Fortinet FortiOS 5.6.1 to 5.6.3, 5.4.6 to 5.4.7, 5.2 all versions under web proxy's disclaimer response web pages, potentially causing sensitive data to be displayed in the HTTP response.

Which versions are affected by CVE-2018-13376?

It affects 1 product.

Products include Fortinet Fortios.

How do I fix CVE-2018-13376?

No fix has been published for CVE-2018-13376 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-13376 being exploited?

There is no known exploitation of CVE-2018-13376 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-2vhw-3h86-29h4.