CVE-2021-42761

Critical

Description

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.

SeverityCritical
CVSS9.0
Exploit probability—
ProductFortinet Fortiweb
PublishedFeb 16, 2023
First seenFeb 16, 2023
Weakness typeCWE-384CWE-384

How to fix

Update
  • fortinet fortiweb5.9.2, 6.0.8, 6.1.3, 6.2.7, 6.3.17, 7.0.0 or later

Affected products

ProductAffected versionsFixed in
fortinet fortiweb5.6.0 ≤ v < 5.9.2, 6.0.0 ≤ v < 6.0.8, 6.1.0 ≤ v < 6.1.3, 6.2.0 ≤ v < 6.2.7, 6.3.0 ≤ v < 6.3.17, 6.4.0 ≤ v < 7.0.05.9.2, 6.0.8, 6.1.3, 6.2.7, 6.3.17, 7.0.0

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