CVE-2013-4314

CVSS V2 Medium 4.3 CVSS V3 None
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.
Overview
  • CVE ID
  • CVE-2013-4314
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Modified
  • Published Version
  • 2013-09-30T21:55:09
  • Last Modified Date
  • 2013-12-08T06:00:25
Weakness Enumerations
CWE URL
CWE-20 http://cwe.mitre.org/data/definitions/20.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:jean-paul_calderone:pyopenssl:*:*:*:*:*:*:*:* 1 OR 0.13
cpe:2.3:a:jean-paul_calderone:pyopenssl:0.7:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:jean-paul_calderone:pyopenssl:0.8:a1:*:*:*:*:*:* 1 OR
cpe:2.3:a:jean-paul_calderone:pyopenssl:0.9:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:jean-paul_calderone:pyopenssl:0.10:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:jean-paul_calderone:pyopenssl:0.11:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:jean-paul_calderone:pyopenssl:0.11:a1:*:*:*:*:*:* 1 OR
cpe:2.3:a:jean-paul_calderone:pyopenssl:0.11:a2:*:*:*:*:*:* 1 OR
cpe:2.3:a:jean-paul_calderone:pyopenssl:0.12:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:10.04:-:lts:*:*:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:12.04:-:lts:*:*:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:13.04:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:N/I:P/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • NONE
  • Base Score
  • 4.3
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 2.9
References
Reference URL Reference Tags
http://www.openwall.com/lists/oss-security/2013/09/06/2
https://mail.python.org/pipermail/pyopenssl-users/2013-September/000478.html
https://bugzilla.redhat.com/show_bug.cgi?id=1005325
http://www.ubuntu.com/usn/USN-1965-1 Vendor Advisory
http://www.debian.org/security/2013/dsa-2763
http://lists.opensuse.org/opensuse-updates/2013-11/msg00015.html
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2013-4314
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-4314
History
Created Old Value New Value Data Type Notes
2022-05-10 10:39:38 Added to TrackCVE
2022-12-01 19:54:50 2013-09-30T21:55Z 2013-09-30T21:55:09 CVE Published Date updated
2022-12-01 19:54:50 2013-12-08T06:00:25 CVE Modified Date updated
2022-12-01 19:54:50 Modified Vulnerability Status updated