CVE-2012-6636

Public Exploit

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.

Category

6.8
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 59.34% Top 5%
Third-Party Advisory jvn.jp
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.cs.utexas.edu/~shmat/shmat_ndss14nofrak.pdf exploit
http://www.internetsociety.org/ndss2014/programme#session3
http://openwall.com/lists/oss-security/2014/02/07/9 mailing list
https://support.lenovo.com/us/en/product_security/len_6421
http://50.56.33.56/blog/?p=314
http://developer.android.com/reference/android/os/Build.VERSION_CODES.html#JELLY_BEAN_MR1
http://developer.android.com/reference/android/webkit/WebView.html#addJavascriptInterface%28java.lang.Object%2C%20java.lang.String%29
http://jvn.jp/en/jp/JVN62161191/index.html third party advisory

Frequently Asked Questions

What is the severity of CVE-2012-6636?
CVE-2012-6636 has been scored as a medium severity vulnerability.
How to fix CVE-2012-6636?
To fix CVE-2012-6636, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2012-6636 being actively exploited in the wild?
It is possible that CVE-2012-6636 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~59% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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