#VU100413 Heap-based buffer overflow in FortiAnalyzer and FortiAnalyzer Cloud - CVE-2024-33505

Vulnerability identifier: #VU100413

Vulnerability risk: High

CVSSv4.0: 7.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2024-33505

CWE-ID: CWE-122

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
FortiAnalyzer
Server applications / IDS/IPS systems, Firewalls and proxy servers
FortiAnalyzer Cloud
Server applications / Other server solutions

Vendor: Fortinet, Inc

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the httpd daemon. A remote non-authenticated attacker can send a specially crafted HTTP request to the affected system, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

FortiAnalyzer: 6.4.0 - 6.4.15, 7.0.0 - 7.0.13, 7.2.0 - 7.2.5, 7.4.0 - 7.4.2

FortiAnalyzer Cloud: 6.4.1 - 7.4.2

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External links
https://fortiguard.fortinet.com/psirt/FG-IR-24-125

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.