SB2012122115 - Heap-based buffer overflow in icedtea-web (Alpine package)
Published: December 21, 2012
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Heap-based buffer overflow (CVE-ID: CVE-2012-4540)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in Off-by-one error in the invoke function in IcedTeaScriptablePluginObject.cc in IcedTea-Web 1.1.x before 1.1.7, 1.2.x before 1.2.2, 1.3.x before 1.3.1, and 1.4.x before 1.4.1. A remote attacker can use a crafted webpage that triggers a heap-based buffer overflow to trigger heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install update from vendor's website.