CVE-2026-123609 | BDVDB-2026-401966 Detail
rustlsrustls
Description#
Rustls before 0.23.46 and 0.24.0-dev.1 before 0.24.0-dev.2 contains an information disclosure vulnerability where derived Debug formatting of client session values exposes secret key material. Custom ClientSessionStore implementations that log Tls12ClientSessionValue or Tls13ClientSessionValue can leak TLS 1.2 master secrets or TLS 1.3 resumption PSKs to log readers.
Impact#
Per CVSS v3.1: confidentiality impact high, integrity impact none, availability impact none. Attack vector: local.
Weaknesses#
- CWE-212 Improper Removal of Sensitive Information Before Storage or Transfer
References#
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.