Fedora 39 update for rust-axum, rust-tokio-tungstenite, rust-tungstenite, rust-warp

1) Input validation error

EUVDB-ID: #VU107614

Risk: High

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2023-43669

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to excessive length of an HTTP header in a client handshake. A remote attacker can cause a denial of service (minutes of CPU consumption) via an excessive length of an HTTP header in a client handshake.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 39

rust-warp: before 0.3.5-6.fc39

rust-tungstenite: before 0.20.1-1.fc39

rust-tokio-tungstenite: before 0.20.1-1.fc39

rust-axum: before 0.6.20-1.fc39

CPE2.3

• cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*
• cpe:2.3:a:fedoraproject:rust-warp:*:*:*:*:*:fedora:*:*
• cpe:2.3:a:fedoraproject:rust-tungstenite:*:*:*:*:*:fedora:*:*
• cpe:2.3:a:fedoraproject:rust-tokio-tungstenite:*:*:*:*:*:fedora:*:*
• cpe:2.3:a:fedoraproject:rust-axum:*:*:*:*:*:fedora:*:*

External links

https://bodhi.fedoraproject.org/updates/FEDORA-2023-91a66898d2

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.