CVE-2024-55591
Detail
Description
An Authentication Bypass Using an Alternate Path or Channel vulnerability [CWE-288] affecting FortiOS version 7.0.0 through 7.0.16 and FortiProxy version 7.0.0 through 7.0.19 and 7.2.0 through 7.2.12 allows a remote attacker to gain super-admin privileges via crafted requests to Node.js websocket module.
Metrics
CVSS Version 4.0
CVSS Version 3.x
CVSS Version 2.0
NVD enrichment efforts reference publicly available information to associate
vector strings. CVSS information contributed by other sources is also
displayed.
CVSS 4.0 Severity and Vector Strings:
NVD assessment
not yet provided.
CVSS 3.x Severity and Vector Strings:
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 Severity and Vector Strings:
NVD assessment
not yet provided.
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This CVE is in CISA's Known Exploited Vulnerabilities Catalog
Reference
CISA's BOD 22-01 and Known
Exploited Vulnerabilities Catalog for further guidance and requirements.
Vulnerability Name
Date Added
Due Date
Required Action
Fortinet FortiOS and FortiProxy Authentication Bypass Vulnerability
01/14/2025
01/21/2025
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Weakness Enumeration
CWE-ID
CWE Name
Source
NVD-CWE-Other
Other
NIST
CWE-288
Authentication Bypass Using an Alternate Path or Channel
Fortinet, Inc.
Change History
12 change records found show changes
CVE Modified by CISA-ADP
8/05/2026 1:16:42 AM
Action
Type
Old Value
New Value
Changed
SSVC
{"timestamp":"2025-01-23T04:55:44.336664Z","id":"CVE-2024-55591","options":[{"exploitation":"active"},{"automatable":"yes"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}
{"timestamp":"2025-01-22T00:00:00+00:00","id":"CVE-2024-55591","options":[{"exploitation":"active"},{"automatable":"yes"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}
CVE Modified by Fortinet, Inc.
7/08/2026 10:16:53 AM
Action
Type
Old Value
New Value
Changed
Affected
[{"vendor":"Fortinet","product":"FortiOS","defaultStatus":"unaffected","cpes":["cpe:2.3:o:fortinet:fortios:7.0.16:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.15:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.14:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.13:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.12:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.11:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.10:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.9:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.8:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.7:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.6:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.5:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.4:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.3:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.2:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.1:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.0:*:*:*:*:*:*:*"],"versions":[{"version":"7.0.0","lessThanOrEqual":"7.0.16","versionType":"semver","status":"affected"}]},{"vendor":"Fortinet","product":"FortiProxy","defaultStatus":"unaffected","versions":[{"version":"7.2.0","lessThanOrEqual":"7.2.12","versionType":"semver","status":"affected"},{"version":"7.0.0","lessThanOrEqual":"7.0.19","versionType":"semver","status":"affected"}]}]
Record truncated, showing 2048 of 3029 characters.
View Entire Change Record [{"vendor":"Fortinet","product":"FortiOS","defaultStatus":"unaffected","cpes":["cpe:2.3:o:fortinet:fortios:7.0.16:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.15:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.14:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.13:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.12:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.11:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.10:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.9:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.8:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.7:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.6:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.5:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.4:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.3:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.2:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.1:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.0:*:*:*:*:*:*:*"],"versions":[{"version":"7.0.0","lessThanOrEqual":"7.0.16","versionType":"semver","status":"affected"}]},{"vendor":"Fortinet","product":"FortiProxy","defaultStatus":"unaffected","cpes":["cpe:2.3:a:fortinet:fortiproxy:7.2.12:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiproxy:7.2.11:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiproxy:7.2.10:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiproxy:7.2.9:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiproxy:7.2.8:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiproxy:7.2.7:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiproxy:7.2.6:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiproxy:7.2.5:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiproxy:7.2.4:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiproxy:7.2.3:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiproxy:7.2.2:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiproxy:7.2.1:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiproxy:7.2.0:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiproxy:7.0.19:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiproxy:7.0.18:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiproxy:7.0.17:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiproxy:7.0.16:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiproxy:7.0.15:*:*:*:*:*:*:*"
CVE Modified by CISA-ADP
6/17/2026 4:11:17 AM
Action
Type
Old Value
New Value
Added
SSVC
{"timestamp":"2025-01-23T04:55:44.336664Z","id":"CVE-2024-55591","options":[{"exploitation":"active"},{"automatable":"yes"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}
CVE Modified by Fortinet, Inc.
6/17/2026 4:11:17 AM
Action
Type
Old Value
New Value
Added
Affected
[{"vendor":"Fortinet","product":"FortiOS","defaultStatus":"unaffected","cpes":["cpe:2.3:o:fortinet:fortios:7.0.16:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.15:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.14:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.13:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.12:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.11:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.10:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.9:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.8:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.7:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.6:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.5:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.4:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.3:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.2:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.1:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:7.0.0:*:*:*:*:*:*:*"],"versions":[{"version":"7.0.0","lessThanOrEqual":"7.0.16","versionType":"semver","status":"affected"}]},{"vendor":"Fortinet","product":"FortiProxy","defaultStatus":"unaffected","versions":[{"version":"7.2.0","lessThanOrEqual":"7.2.12","versionType":"semver","status":"affected"},{"version":"7.0.0","lessThanOrEqual":"7.0.19","versionType":"semver","status":"affected"}]}]
Modified Analysis by NIST
10/24/2025 8:54:28 AM
Action
Type
Old Value
New Value
Added
Reference Type
CISA-ADP: https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-55591 Types: US Government Resource
CVE Modified by CISA-ADP
10/21/2025 7:16:40 PM
Action
Type
Old Value
New Value
Added
Reference
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-55591
CVE Modified by CISA-ADP
10/21/2025 4:20:17 PM
Action
Type
Old Value
New Value
Removed
Reference
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-55591
CVE Modified by CISA-ADP
10/21/2025 3:20:59 PM
Action
Type
Old Value
New Value
Added
Reference
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-55591
CVE CISA KEV Update by Cybersecurity and Infrastructure Security Agency (CISA) U.S. Civilian Government
1/22/2025 9:00:02 PM
Action
Type
Old Value
New Value
Changed
Vulnerability Name
Fortinet FortiOS Authorization Bypass Vulnerability
Fortinet FortiOS and FortiProxy Authentication Bypass Vulnerability
Initial Analysis by NIST
1/15/2025 3:48:30 PM
Action
Type
Old Value
New Value
Added
CVSS V3.1
NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Added
CWE
NIST NVD-CWE-Other
Added
CPE Configuration
OR
*cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* versions from (including) 7.0.0 up to (excluding) 7.0.20
*cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* versions from (including) 7.2.0 up to (excluding) 7.2.13
*cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 7.0.0 up to (excluding) 7.0.17
Changed
Reference Type
https://fortiguard.fortinet.com/psirt/FG-IR-24-535 No Types Assigned
https://fortiguard.fortinet.com/psirt/FG-IR-24-535 Mitigation, Vendor Advisory
CVE CISA KEV Update by Cybersecurity and Infrastructure Security Agency (CISA) U.S. Civilian Government
1/14/2025 9:00:02 PM
Action
Type
Old Value
New Value
Added
Date Added
2025-01-14
Added
Due Date
2025-01-21
Added
Required Action
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Added
Vulnerability Name
Fortinet FortiOS Authorization Bypass Vulnerability
New CVE Received from Fortinet, Inc.
1/14/2025 9:15:34 AM
Action
Type
Old Value
New Value
Added
Description
An Authentication Bypass Using an Alternate Path or Channel vulnerability [CWE-288] affecting FortiOS version 7.0.0 through 7.0.16 and FortiProxy version 7.0.0 through 7.0.19 and 7.2.0 through 7.2.12 allows a remote attacker to gain super-admin privileges via crafted requests to Node.js websocket module.
Added
CVSS V3.1
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Added
CWE
CWE-288
Added
Reference
https://fortiguard.fortinet.com/psirt/FG-IR-24-535
Quick Info
CVE Dictionary Entry: CVE-2024-55591 NVD
Published Date: 01/14/2025 NVD
Last Modified: 08/05/2026
Source: Fortinet, Inc.
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