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.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.0009.

Exploitation none

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Fortinet
  • Fortios
  • Fortiproxy
  • Fortiswitch
  • Fortiweb

Configuration 1 [-]

OR cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiweb:*:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiweb:*:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortiswitch:*:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortiswitch:*:*:*:*:*:*:*:*

No data.

No data.

Advisories
Source ID Title
EUVD EUVD EUVD-2021-30027 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.
Fixes

Solution

Upgrade to FortiOS version 7.0.7 or above. Upgrade to FortiOS version 6.4.9 or above. Upgrade to FortiWeb version 7.0.0 or above. upgrade to FortiWeb version 6.3.17 or above. Upgrade to FortiProxy version 7.0.7 or above. Upgrade to FortiProxy version 2.0.8 or above. Upgrade to FortiSwitch version 7.2.0 or above. Upgrade to FortiSwitch version 7.0.4 or above. Upgrade to FortiSwitch version 6.4.11 or above.

Workaround

No workaround given by the vendor.

References
Link Providers
https://fortiguard.com/psirt/FG-IR-21-126 cve-icon cve-icon
History

Tue, 22 Oct 2024 21:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}
cve-icon MITRE

Status: PUBLISHED

Assigner: fortinet

Published:

Updated: 2024-10-22T20:50:25.414Z

Reserved: 2021-10-28T21:06:26.048Z

Link: CVE-2021-43074

cve-icon Vulnrichment

Updated: 2024-08-04T03:47:13.419Z

cve-icon NVD

Status : Modified

Published: 2023-02-16T19:15:11.677

Modified: 2024-11-21T06:28:38.750

Link: CVE-2021-43074

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.