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.
References
Configurations
Configuration 1 (hide)
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Configuration 2 (hide)
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Information
Published : 2013-09-30 14:55
Updated : 2013-12-07 22:00
NVD link : CVE-2013-4314
Mitre link : CVE-2013-4314
JSON object : View
CWE
CWE-20
Improper Input Validation
Products Affected
canonical
- ubuntu_linux
jean-paul_calderone
- pyopenssl