Published:2011/02/02  Last Updated:2011/02/02

JVN#33880169
Opera may insecurely load executable files

Overview

Opera may use unsafe methods for determining how to load executables (.exe).

Products Affected

  • Opera prior to 11.01

Description

Opera loads certain executables (.exe) when opening the folder where downloaded contents are stored. Opera contains an issue with the file search path, which may insecurely load executables.

Impact

An attacker may execute arbitrary code with the privilege of running the application.

Solution

Update the Software
Update to the latest version according to the information provided by the developer.

This issue has been resolved in Opera 11.01.

References

JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2011.02.02

Measures Conditions Severity
Access Required can be attacked over the Internet using packets
  • High
Authentication anonymous or no authentication (IP addresses do not count)
  • High
User Interaction Required the user must be convinced to take a standard action that does not feel harmful to most users, such as click on a link or view a file
  • Mid
Exploit Complexity the user must be convinced to take a difficult or suspicious action. If the honest user must have elevated privileges, they are likely to be more suspiciouse
  • High

Description of each analysis measures

Credit

Makoto Shiotsuki reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.

Other Information

JPCERT Alert
JPCERT Reports
CERT Advisory
CPNI Advisory
TRnotes
CVE CVE-2011-0450
JVN iPedia JVNDB-2011-000010