FortiClient fortimon.sys privilege escalation
| forticlient-fortimon-privilege-escalation (40512) |  High Risk |
Description:
Fortinet FortiClient could allow a local attacker to gain elevated privileges on the system, caused by an error in the fortimon.sys filter driver. By sending a specially-crafted request to the device driver, a local attacker could exploit this vulnerability to execute arbitrary code on the system with kernel privileges.
*CVSS:
| Base Score: | 7.2 |
| Access Vector: | Local |
| Access Complexity: | Low |
| Authentication: | None |
| Confidentiality Impact: | Complete |
| Integrity Impact: | Complete |
| Availability Impact: | Complete |
| Temporal Score: | 5.3 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Gain Privileges
Remedy:
Upgrade to the latest version of FortiClient (3.0 MR5 Patch 4 or 3.0 MR6 or later), available from the Fortinet Web site. See References.
References:
- FortiNet Knowledge Center - 3618: FortiClient privilege escalation vulnerability resolved.
- Fortinet Web site: FortiClient.
- BID-27776: Fortinet FortiClient 'fortimon.sys' Local Privilege Escalation Vulnerability
- CVE-2008-0779: The fortimon.sys device driver in Fortinet FortiClient Host Security 3.0 MR5 Patch 3 and earlier does not properly initialize its DeviceExtension, which allows local users to access kernel memory and execute arbitrary code via a crafted request.
- SA28975: Fortinet FortiClient Privilege Escalation Vulnerability
- SECTRACK ID: 1019415: FortiClient DeviceExtension Lets Local Users Gain System Privileges
- VUPEN/ADV-2008-0541: Fortinet FortiClient fortimon.sys Local Privilege Escalation Vulnerability
Platforms Affected:
- Fortinet FortiClient 3.0 MR5_Patch_3
Reported:
Feb 14, 2008
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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.