National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2013-4314 Detail

Current Description

The X509Extension in pyOpenSSL before 0.13.1 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.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: N/A
NVD score not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.opensuse.org/opensuse-updates/2013-11/msg00015.html
http://www.debian.org/security/2013/dsa-2763
http://www.openwall.com/lists/oss-security/2013/09/06/2
http://www.ubuntu.com/usn/USN-1965-1 Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1005325
https://mail.python.org/pipermail/pyopenssl-users/2013-September/000478.html

Weakness Enumeration

CWE-ID CWE Name Source
CWE-20 Improper Input Validation NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:jean-paul_calderone:pyopenssl:0.7:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:jean-paul_calderone:pyopenssl:0.8:a1:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:jean-paul_calderone:pyopenssl:0.9:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:jean-paul_calderone:pyopenssl:0.10:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:jean-paul_calderone:pyopenssl:0.11:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:jean-paul_calderone:pyopenssl:0.11:a1:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:jean-paul_calderone:pyopenssl:0.11:a2:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:jean-paul_calderone:pyopenssl:0.12:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:jean-paul_calderone:pyopenssl:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
0.13

Configuration 2 ( hide )
 cpe:2.3:o:canonical:ubuntu_linux:10.04:-:lts:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:canonical:ubuntu_linux:12.04:-:lts:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:canonical:ubuntu_linux:13.04:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2013-4314
NVD Published Date:
09/30/2013
NVD Last Modified:
12/08/2013