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prionPRIOn knowledge basePRION:CVE-2018-16886
HistoryJan 14, 2019 - 7:29 p.m.

Authentication flaw

2019-01-1419:29:00
PRIOn knowledge base
www.prio-n.com
8

6.7 Medium

AI Score

Confidence

High

0.018 Low

EPSS

Percentile

88.0%

etcd versions 3.2.x before 3.2.26 and 3.3.x before 3.3.11 are vulnerable to an improper authentication issue when role-based access control (RBAC) is used and client-cert-auth is enabled. If an etcd client server TLS certificate contains a Common Name (CN) which matches a valid RBAC username, a remote attacker may authenticate as that user with any valid (trusted) client certificate in a REST API request to the gRPC-gateway.

6.7 Medium

AI Score

Confidence

High

0.018 Low

EPSS

Percentile

88.0%