CVE-2021-42761
moderate-risk
Published 2023-02-16
A condition for session fixation vulnerability [CWE-384] in the session management of FortiWeb versions 6.4 all versions, 6.3.0 through 6.3.16, 6.2.0 through 6.2.6, 6.1.0 through 6.1.2, 6.0.0 through 6.0.7, 5.9.0 through 5.9.1 may allow a remote, unauthenticated attacker to infer the session identifier of other users and possibly usurp their session.
Do I need to act?
~
1.7% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.0/10
Critical
NETWORK
/ HIGH complexity
Affected Products (1)
Affected Vendors
References (2)
Vendor Advisory
https://fortiguard.com/psirt/FG-IR-21-214
Vendor Advisory
https://fortiguard.com/psirt/FG-IR-21-214
35
/ 100
moderate-risk
Severity
26/34 · High
Exploitability
4/34 · Minimal
Exposure
5/34 · Minimal