CVE-2013-2037

Severity: low (CVSS 2.6 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2014-01-18 · updated 2026-06-16
Weakness: CWE-20

Description

httplib2 0.7.2, 0.8, and earlier, after an initial connection is made, does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.

Affected products

Canonical Ubuntu Linux: 10.04, 12.04, 12.10, 13.04
httplib2: through 0.7.2; 0.8

References

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=706602
http://code.google.com/p/httplib2/issues/detail?id=282
http://seclists.org/oss-sec/2013/q2/257
http://www.securityfocus.com/bid/52179
http://www.ubuntu.com/usn/USN-1948-1
https://bugs.launchpad.net/httplib2/+bug/1175272
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=706602
http://code.google.com/p/httplib2/issues/detail?id=282
http://seclists.org/oss-sec/2013/q2/257
http://www.securityfocus.com/bid/52179
http://www.ubuntu.com/usn/USN-1948-1
https://bugs.launchpad.net/httplib2/+bug/1175272

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