Vulnerability CVE-2012-6636
Published: 2014-03-02   Modified: 2014-03-03

Description:
The Android API before 17 does not properly restrict the WebView.addJavascriptInterface method, which allows remote attackers to execute arbitrary methods of Java objects by using the Java Reflection API within crafted JavaScript code that is loaded into the WebView component in an application targeted to API level 16 or earlier, a related issue to CVE-2013-4710.

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Google -> Android api 

 References:
https://support.lenovo.com/us/en/product_security/len_6421
http://www.internetsociety.org/ndss2014/programme#session3
http://www.cs.utexas.edu/~shmat/shmat_ndss14nofrak.pdf
http://openwall.com/lists/oss-security/2014/02/07/9
http://developer.android.com/reference/android/webkit/WebView.html#addJavascriptInterface%28java.lang.Object,%20java.lang.String%29
http://developer.android.com/reference/android/os/Build.VERSION_CODES.html#JELLY_BEAN_MR1
http://50.56.33.56/blog/?p=314
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