VULNERABILITY INTELLIGENCE
CVE-2021-43074
CVSS score4.3 MEDIUM
EPSS probability0.29%
CISA KEVNot currently listed
Published2023-02-16
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Description
An improper verification of cryptographic signature vulnerability [CWE-347] in FortiWeb 6.4 all versions, 6.3.16 and below, 6.2 all versions, 6.1 all versions, 6.0 all versions; FortiOS 7.0.3 and below, 6.4.8 and below, 6.2 all versions, 6.0 all versions; FortiSwitch 7.0.3 and below, 6.4.10 and below, 6.2 all versions, 6.0 all versions; FortiProxy 7.0.1 and below, 2.0.7 and below, 1.2 all versions, 1.1 all versions, 1.0 all versions may allow an attacker to decrypt portions of the administrative session management cookie if able to intercept the latter.
Weakness classification
- psirt@fortinet.com: CWE-347
- nvd@nist.gov: CWE-347
Primary references
- psirt@fortinet.com — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory