Vulnerability CVE-2012-5783
Published: 2012-11-04   Modified: 2012-11-05

Description:
Apache Commons HttpClient 3.x, as used in Amazon Flexible Payments Service (FPS) merchant Java SDK and other products, 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.

Type:

CWE-20

 (Improper Input Validation)

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5.8/10
4.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
None
Affected software
Canonical -> Ubuntu linux 
Apache -> Commons-httpclient 
Amazon -> Flexible payments service 

 References:
http://lists.opensuse.org/opensuse-updates/2013-02/msg00078.html
http://lists.opensuse.org/opensuse-updates/2013-04/msg00040.html
http://lists.opensuse.org/opensuse-updates/2013-04/msg00041.html
http://lists.opensuse.org/opensuse-updates/2013-04/msg00053.html
http://rhn.redhat.com/errata/RHSA-2013-0270.html
http://rhn.redhat.com/errata/RHSA-2013-0679.html
http://rhn.redhat.com/errata/RHSA-2013-0680.html
http://rhn.redhat.com/errata/RHSA-2013-0681.html
http://rhn.redhat.com/errata/RHSA-2013-0682.html
http://rhn.redhat.com/errata/RHSA-2013-1147.html
http://rhn.redhat.com/errata/RHSA-2013-1853.html
http://rhn.redhat.com/errata/RHSA-2014-0224.html
http://www.cs.utexas.edu/~shmat/shmat_ccs12.pdf
http://www.securityfocus.com/bid/58073
http://www.ubuntu.com/usn/USN-2769-1
https://access.redhat.com/errata/RHSA-2017:0868
https://exchange.xforce.ibmcloud.com/vulnerabilities/79984
https://issues.apache.org/jira/browse/HTTPCLIENT-1265
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