High severity · published May 11, 2022
CVE-2021-43066
A external control of file name or path in Fortinet FortiClientWindows version 7.0.2 and below, version 6.4.6 and below, version 6.2.9 and below, version 6.0.10 and below allows…
7.8
CVSS
0.2%
EPSS
No
On KEV
Description
A external control of file name or path in Fortinet FortiClientWindows version 7.0.2 and below, version 6.4.6 and below, version 6.2.9 and below, version 6.0.10 and below allows attacker to escalate privilege via the MSI installer.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 13% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FO
Forticlient · Fortinet
6.0.0 before 6.4.7; 7.0.0 before 7.0.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-43066
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-43066
Vendor Advisory
https://fortiguard.com/advisory/FG-IR-21-154
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