CVE-2015-1855

Public on 2015-05-27
Modified on 2015-05-27
Description

It was discovered that the Ruby OpenSSL extension was overly permissive when verifying host names against X.509 certificate names with wildcards. This could cause Ruby TLS/SSL clients to accept certain certificates as valid, which is a violation of the RFC 6125 recommendations.

Severity
Medium
See what this means
CVSS v3 Base Score
4.0
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 ruby18 2015-05-27 ALAS-2015-529
Amazon Linux 1 ruby19 2015-05-27 ALAS-2015-530
Amazon Linux 1 ruby20 2015-05-27 ALAS-2015-531
Amazon Linux 1 ruby21 2015-05-27 ALAS-2015-532
Amazon Linux 1 ruby22 2015-05-27 ALAS-2015-533

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv2 4.0 AV:N/AC:H/Au:N/C:P/I:P/A:N
NVD CVSSv2 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N
NVD CVSSv3 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

References

FAQs regarding Amazon Linux ALAS/CVE Severity Red Hat: CVE-2015-1855 Mitre: CVE-2015-1855