Secunia Security Advisory - Ben Goulding has discovered a vulnerability in Lavasoft Personal Firewall, which can be exploited by malicious, local users to gain escalated privileges.
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TITLE:
Lavasoft Personal Firewall Privilege Escalation Vulnerability
SECUNIA ADVISORY ID:
SA21088
VERIFY ADVISORY:
http://secunia.com/advisories/21088/
CRITICAL:
Less critical
IMPACT:
Privilege escalation
WHERE:
Local system
SOFTWARE:
Lavasoft Personal Firewall 1.x
http://secunia.com/product/11075/
DESCRIPTION:
Ben Goulding has discovered a vulnerability in Lavasoft Personal
Firewall, which can be exploited by malicious, local users to gain
escalated privileges.
The vulnerability is caused due to the application windows running
with SYSTEM privileges and the application not checking if
explorer.exe is running. This can be exploited to launch explorer.exe
with SYSTEM privileges by terminating it and then using the "open
folder" option in e.g. the "Shared Components" window.
The vulnerability has been confirmed in version 1.0.543.5722 (433).
Other versions may also be affected.
SOLUTION:
Enable password protection.
PROVIDED AND/OR DISCOVERED BY:
Ben Goulding
ORIGINAL ADVISORY:
http://www.ben.goulding.com.au/secad.html
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About:
This Advisory was delivered by Secunia as a free service to help
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