verify_certificate_identity in the OpenSSL extension in Ruby before 2.0.0 patchlevel 645, 2.1.x before 2.1.6, and 2.2.x before 2.2.2 does not properly validate hostnames, which allows remote attackers to spoof servers via vectors related to (1) multiple wildcards, (1) wildcards in IDNA names, (3) case sensitivity, and (4) non-ASCII characters.
Metrics
Affected Vendors & Products
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: redhat
Published: 2019-11-29T20:46:48
Updated: 2024-08-06T04:54:16.307Z
Reserved: 2015-02-17T00:00:00
Link: CVE-2015-1855
Vulnrichment
No data.
NVD
Status : Modified
Published: 2019-11-29T21:15:10.807
Modified: 2024-11-21T02:26:16.630
Link: CVE-2015-1855
Redhat