#VU75742 Improper resource shutdown or release in Eclipse Californium - CVE-2022-39368

Vulnerability identifier: #VU75742

Vulnerability risk: Medium

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:Green]

CVE-ID: CVE-2022-39368

CWE-ID: CWE-404

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Eclipse Californium
Server applications / Other server solutions

Vendor: Eclipse

Description

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

The vulnerability exists due to an error when handling failed certificate based handshakes. A remote attacker can perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Eclipse Californium: 2.0.0 - 3.6.0

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External links
https://github.com/eclipse-californium/californium/security/advisories/GHSA-p72g-cgh9-ghjg
https://github.com/eclipse-californium/californium/commit/5648a0c27c2c2667c98419254557a14bac2b1f3f
https://github.com/eclipse-californium/californium/commit/726bac57659410da463dcf404b3e79a7312ac0b9

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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.