Denial of service in Eclipse Californium

1) Improper resource shutdown or release

EUVDB-ID: #VU75742

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-39368

CWE-ID: CWE-404 - Improper Resource Shutdown or Release

Exploit availability: No

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

External links

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

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.