CVE-2021-36183

An improper authorization vulnerability [CWE-285] in FortiClient for Windows versions 7.0.1 and below and 6.4.2 and below may allow a local unprivileged attacker to escalate their privileges to SYSTEM via the named pipe responsible for Forticlient updates.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.4 HIGH
LOCAL
HIGH
NONE
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
fortinetCNA
7.4 HIGH
LOCAL
HIGH
NONE
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:X/RC:X
CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 34%
VendorProductVersion
fortinetforticlient
6.4.0 ≤
𝑥
≤ 6.4.2
fortinetforticlient
7.0.0 ≤
𝑥
≤ 7.0.1
𝑥
= Vulnerable software versions
References
https://fortiguard.com/advisory/FG-IR-20-079
https://fortiguard.com/advisory/FG-IR-20-079