CVE-2021-36191

EUVD-2021-22812
A url redirection to untrusted site ('open redirect') in Fortinet FortiWeb version 6.4.1 and below, 6.3.15 and below allows attacker to use the device as proxy via crafted GET parameters in requests to error handlers
Open Redirect
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
4.1 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:L/A:N
fortinetCNA
4.1 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:L/A:N/E:P/RL:X/RC:C
Base Score
CVSS 3.x
EPSS Score
Percentile: 43%
Affected Products (NVD)
VendorProductVersion
fortinetfortiweb
6.0.0 ≤
𝑥
≤ 6.0.7
fortinetfortiweb
6.2.0 ≤
𝑥
≤ 6.2.6
fortinetfortiweb
6.3.0 ≤
𝑥
≤ 6.3.15
fortinetfortiweb
6.1.0
fortinetfortiweb
6.1.1
fortinetfortiweb
6.1.2
fortinetfortiweb
6.4.0
fortinetfortiweb
6.4.1
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://fortiguard.com/advisory/FG-IR-21-133
https://fortiguard.com/advisory/FG-IR-21-133