FrSIRT - ZoneAlarm TrueVector Service Local Privilege Escalation Vulnerability / Exploit (Security Advisories)

French Security Incident Response Team

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ZoneAlarm TrueVector Service Local Privilege Escalation Vulnerability

Title : ZoneAlarm TrueVector Service Local Privilege Escalation Vulnerability
Advisory ID : FrSIRT/ADV-2006-0947
CVE ID : CVE-2006-1221
Rated as : Moderate Risk

Remotely Exploitable : No
Locally Exploitable : Yes
Release Date : 2006-03-13

Advisory Details

Description

Affected Products

Solution

References

Technical Description

A vulnerability has been identified in ZoneAlarm, which could be exploited by malicious users to obtain elevated privileges. This flaw is due to an error in the TrueVector service ("VSMON.exe") that loads certain DLLs (Dynamically Linked Libraries) in an insecure manner, which could be exploited by local attackers to execute arbitrary commands with SYSTEM privileges by placing a malicious DLL in a specific directory.

Credits

Vulnerability reported by Reed Arvin

ChangeLog

2006-03-13 : Initial release

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