Prevx Home disable protection settings
| prevx-home-settings-disable (18195) |  Low Risk |
Description:
Prevx Home could allow a local attacker to disable the registry and buffer overflow protection settings. By writing to '\device\physicalmemory', a local attacker with administrative privileges could modify entries within the SDT ServiceTable, which would disable certain protection settings.
Consequences:
Denial of Service
Remedy:
Upgrade to the latest version of Prevx Home (2.0 or later), available from the Prevx Web site. See References.
References:
- BugTraq Mailing List, Wed Nov 24 2004 - 08:41:23 CST: Re: [SIG^2 G-TEC] Prevx Home v1.0 Instrusion Prevention Features Can Be Disabled by Direct Service Table Restoration.
- Prevx Web site: Prevx Home.
- SIG^2 Vulnerability Research Advisory: Prevx Home v1.0 Instrusion Prevention Features Can Be Disabled by Direct Service Table Restoration.
- CVE-2004-1193: Prevx Home 1.0 allows local users with administrator privileges to bypass the intrusion prevention features by directly writing to \device\physicalmemory, which restores the running kernel's original SDT ServiceTable.
- SECTRACK ID: 1012294: Prevx Home Protection Mechanisms Can Be Disabled By Local Adminsitrative Users
Platforms Affected:
- Prevx Prevx Home 1.0 Build 2.1.0.0
Reported:
Nov 22, 2004
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