Description (CNA)
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.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Ruby / Ruby | affected before 2.0.0 patchlevel 645; affected 2.1.x before 2.1.6; affected and 2.2.x before 2.2.2 |
CWE
No CWE identifiers supplied.
References
- http://www.debian.org/security/2015/dsa-3247
- http://www.debian.org/security/2015/dsa-3245
- http://www.debian.org/security/2015/dsa-3246
- https://www.ruby-lang.org/en/news/2015/04/13/ruby-openssl-hostname-matching-vulnerability/
- https://puppetlabs.com/security/cve/cve-2015-1855
- https://bugs.ruby-lang.org/issues/9644
ADP enrichment
No English description supplied.
- http://www.debian.org/security/2015/dsa-3247
- http://www.debian.org/security/2015/dsa-3245
- http://www.debian.org/security/2015/dsa-3246
- https://www.ruby-lang.org/en/news/2015/04/13/ruby-openssl-hostname-matching-vulnerability/
- https://puppetlabs.com/security/cve/cve-2015-1855
- https://bugs.ruby-lang.org/issues/9644