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CVE-2013-4314

N/A

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.

CVE Details

CVSS v3.1 ScoreN/A

Published9/30/2013

Last Modified4/11/2025

Sourcenvd

Honeypot Sightings0

Affected Products

canonical:ubuntu_linuxjean-paul_calderone:pyopenssl

Weaknesses (CWE)

CWE-20

References

http://lists.opensuse.org/opensuse-updates/2013-11/msg00015.html(secalert@redhat.com)

http://www.debian.org/security/2013/dsa-2763(secalert@redhat.com)

http://www.openwall.com/lists/oss-security/2013/09/06/2(secalert@redhat.com)

http://www.ubuntu.com/usn/USN-1965-1(secalert@redhat.com)

https://bugzilla.redhat.com/show_bug.cgi?id=1005325(secalert@redhat.com)

https://mail.python.org/pipermail/pyopenssl-users/2013-September/000478.html(secalert@redhat.com)

http://lists.opensuse.org/opensuse-updates/2013-11/msg00015.html(af854a3a-2127-422b-91ae-364da2661108)

http://www.debian.org/security/2013/dsa-2763(af854a3a-2127-422b-91ae-364da2661108)

http://www.openwall.com/lists/oss-security/2013/09/06/2(af854a3a-2127-422b-91ae-364da2661108)

http://www.ubuntu.com/usn/USN-1965-1(af854a3a-2127-422b-91ae-364da2661108)

https://bugzilla.redhat.com/show_bug.cgi?id=1005325(af854a3a-2127-422b-91ae-364da2661108)

https://mail.python.org/pipermail/pyopenssl-users/2013-September/000478.html(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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