#VU88144 Input validation error in nghttp2 - CVE-2024-28182

Vulnerability identifier: #VU88144

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-28182

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
nghttp2
Universal components / Libraries / Libraries used by multiple products

Vendor: nghttp2

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to reading the unbounded number of HTTP/2 CONTINUATION frames. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

nghttp2: 1.0.0 - 1.60.0

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External links
https://github.com/nghttp2/nghttp2/security/advisories/GHSA-x6x3-gv8h-m57q

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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.