CVE-2015-1855
N/A
N/A
Summary
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 Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Ruby | Ruby | before 2.0.0 patchlevel 645 | affected |
| Ruby | Ruby | 2.1.x before 2.1.6 | affected |
| Ruby | Ruby | and 2.2.x before 2.2.2 | affected |
Weaknesses
- Other
ADP Enrichment
CVE Program Container
Additional 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
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
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