The fortimon.sys device driver in Fortinet FortiClient Host Security 3.0 MR5 Patch 3 and earlier does not properly initialize its…

Description

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.

Scores

EPSS (exploitation in 30 days)

0.40% · top 65% of all CVEs (2 Nov 2026)

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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.2.

Weakness

• n/a
• CWE-264 (opens in a new tab)

Affected products

• n/a

  • affected n/a

References (9)

• forticlient-fortimon-privilege-escalation(40512) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• ADV-2008-0541 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• 1019415 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• 27776 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• http://www.reversemode.com/index.php?option=com_mamblog&Itemid=15&task=show&action=view&id=47&Itemid=15 (opens in a new tab)x_refsource_MISCx_transferred
• http://kc.forticare.com/default.asp?id=3618 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 20080213 [Reversemode Advisory] February Advisories : Microsoft Word 2003 + Fortinet Forticlient (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• 3660 (opens in a new tab)third-party-advisoryx_refsource_SREASONx_transferred
• 28975 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Record last updated 7 Aug 2024, 07:54 UTC.