CVE-2021-34433

State: Published
Severity: Not scored
Published: Aug 20, 2021
Updated: Aug 4, 2024
Reserved: Jun 9, 2021

Description

In Eclipse Californium version 2.0.0 to 2.6.4 and 3.0.0-M1 to 3.0.0-M3, the certificate based (x509 and RPK) DTLS handshakes accidentally succeeds without verifying the server side's signature on the client side, if that signature is not included in the server's ServerKeyExchange.

Scores

The record has no CVSS score.

Weaknesses

CWE-322 Key Exchange without Entity Authentication

Affected Products

Product	Versions
Eclipse CaliforniumThe Eclipse Foundation	2.0.0 to before unspecifiedAffected 2.6.4 and earlierAffected 3.0.0-M1 to before unspecifiedAffected 3.0.0-M3 and earlierAffected

References

https://bugs.eclipse.org/bugs/show_bug.cgi?id=575281

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