Vulnerability CVE-2010-4211
Published: 2010-11-08   Modified: 2012-02-13

Description:
The PayPal app before 3.0.1 for iOS does not verify that the server hostname matches the domain name of the subject of an X.509 certificate, which allows man-in-the-middle attackers to spoof a PayPal web server via an arbitrary certificate.

Type:

CWE-287

 (Improper Authentication)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
2.9/10
2.9/10
5.5/10
Exploit range
Attack complexity
Authentication
Adjacent network
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
EBAY -> Paypal 

 References:
http://xforce.iss.net/xforce/xfdb/63002
http://www.vupen.com/english/advisories/2010/2887
http://www.securityfocus.com/bid/44657
http://viaforensics.com/security/viaforensics-uncovers-significant-vulnerability-paypal-iphone.html
http://viaforensics.com/press-releases/viaforensics-uncovers-paypal-application-vulnerability.html
http://online.wsj.com/article/SB10001424052748703506904575592782874885808.html
http://news.cnet.com/8301-27080_3-20021730-245.html
http://itunes.apple.com/us/app/paypal/id283646709
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