CVE-2021-36167

An improper authorization vulnerabiltiy [CWE-285] in FortiClient Windows versions 7.0.0 and 6.4.6 and below and 6.2.8 and below may allow an unauthenticated attacker to bypass the webfilter control via modifying the session-id paramater.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.3 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L
fortinetCNA
4.3 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L/E:P/RL:X/RC:X
CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 42%
VendorProductVersion
fortinetforticlient
6.4.0 ≤
𝑥
≤ 6.4.6
fortinetforticlient
6.2.7
fortinetforticlient
7.0.0
𝑥
= Vulnerable software versions
References
https://fortiguard.com/advisory/FG-IR-20-127
https://fortiguard.com/advisory/FG-IR-20-127