CVE-2013-4073

CVE Details

Release Date:2013-06-27
Impact:Moderate What is this?

Description


The OpenSSL::SSL.verify_certificate_identity function in lib/openssl/ssl.rb in Ruby 1.8 before 1.8.7-p374, 1.9 before 1.9.3-p448, and 2.0 before 2.0.0-p247 does not properly handle a '\0' character in a domain name in the Subject Alternative Name field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.

See more information about CVE-2013-4073 from MITRE CVE dictionary and NIST NVD


NOTE: The following CVSS metrics and score provided are preliminary and subject to review.


CVSS v2 metrics

Base Score: 4.3
Vector String: AV:N/AC:M/Au:N/C:N/I:P/A:N
Version: 2.0
Attack Vector: Network
Attack Complexity: Medium
Authentication: None
Confidentiality Impact: None
Integrity Impact: Partial
Availability Impact: None

Errata information


PlatformErrataRelease Date
Oracle Linux version 5 (ruby)ELSA-2013-10902013-07-17
Oracle Linux version 6 (ruby)ELSA-2013-10902013-07-17


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