CVE-2021-34433
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2021
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
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.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Eclipse Californium
- Vendor
- The Eclipse Foundation
- Product
- Eclipse Californium
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 2.0.0 | affected | custom | unspecified | Unavailable | None listed |
| unspecified | affected | custom | Unavailable | 2.6.4 | None listed |
| 3.0.0-M1 | affected | custom | unspecified | Unavailable | None listed |
| unspecified | affected | custom | Unavailable | 3.0.0-M3 | None listed |