CVE-2021-43074

MEDIUM

FortiProxy < 2.0.8 - Improper Verification of Cryptographic Signature

Title source: llm
STIX 2.1

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.

References (1)

Core 1
Core References

Scores

CVSS v3 4.3
EPSS 0.0011
EPSS Percentile 29.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-347
Status published
Products (4)
fortinet/fortios 6.0.0 - 6.4.9
fortinet/fortiproxy 1.0.0 - 2.0.8
fortinet/fortiswitch 6.0.0 - 6.4.11
fortinet/fortiweb 6.0.0 - 6.3.17
Published Feb 16, 2023
Tracked Since Feb 18, 2026