Opera Mobile for Android Insecure File Permissions Cache Poisoning Vulnerability

BID:49702

Info

Opera Mobile for Android Insecure File Permissions Cache Poisoning Vulnerability

Bugtraq ID: 49702
Class: Design Error
CVE:
Remote: Yes
Local: No
Published: Sep 20 2011 12:00AM
Updated: Sep 20 2011 12:00AM
Credit: Roee Hay of IBM Rational Application Security Research Group.
Vulnerable: Opera Opera Mobile for Android 11.1 update 1
Opera Opera Mobile for Android 11.1
Not Vulnerable: Opera Opera Mobile for Android 11.1 update 2

Discussion

Opera Mobile for Android Insecure File Permissions Cache Poisoning Vulnerability

Opera Mobile for Android is prone to a remote cache-poisoning vulnerability because of insecure file permissions issue.

An attacker can exploit this issue to obtain sensitive information or corrupt web cache files. This allows attacker to conduct cross site scripting attacks by injecting arbitrary JavaScript code into the context of an arbitrary domain.

Versions prior to Opera Mobile 11.1 update 2 are vulnerable.

Exploit / POC

Opera Mobile for Android Insecure File Permissions Cache Poisoning Vulnerability

Attackers can exploit these issues by enticing an unsuspecting victim into installing a malicious application on an Android-based device.

Please see the references for a proof of concept code and a video demonstrating the attack.

Solution / Fix

Opera Mobile for Android Insecure File Permissions Cache Poisoning Vulnerability

Solution:
Updates are available. Please see the references for more information.

References

Opera Mobile for Android Insecure File Permissions Cache Poisoning Vulnerability

References:

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