VDB-221214 · CVE-2022-39952 · GCVE-0-2022-39952

Fortinet FortiNAC HTTP Request external reference

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
9.5	$0-$5k	0.00

Summaryinfo

A vulnerability classified as very critical was found in Fortinet FortiNAC. This issue affects some unknown processing of the component HTTP Request Handler. The manipulation results in an unknown weakness. This vulnerability is cataloged as CVE-2022-39952. The attack may be launched remotely. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability, which was classified as very critical, was found in Fortinet FortiNAC (version unknown). Affected is an unknown function of the component HTTP Request Handler. CWE is classifying the issue as CWE-610. The product uses an externally controlled name or reference that resolves to a resource that is outside of the intended control sphere. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

A external control of file name or path in Fortinet FortiNAC versions 9.4.0, 9.2.0 through 9.2.5, 9.1.0 through 9.1.7, 8.8.0 through 8.8.11, 8.7.0 through 8.7.6, 8.6.0 through 8.6.5, 8.5.0 through 8.5.4, 8.3.7 may allow an unauthenticated attacker to execute unauthorized code or commands via specifically crafted HTTP request.

The weakness was shared 02/16/2023. The advisory is available at fortiguard.com. This vulnerability is traded as CVE-2022-39952 since 09/05/2022. Technical details are unknown but a public exploit is available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 06/29/2024).

A public exploit has been developed by James Horseman/Zach Hanley in Python and been published before and not just after the advisory. The exploit is shared for download at github.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 27 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

Fortinet

Name

FortiNAC

License

commercial

Website

Vendor: https://www.fortinet.com/

CPE 2.3info

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CPE 2.2info

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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.5

VulDB Base Score: 9.8
VulDB Temp Score: 9.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 9.8
CNA Vector (Fortinet, Inc.): 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: External reference
CWE: CWE-610
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: James Horseman/Zach Hanley
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/05/2022 🔍
01/20/2023 +137 days 🔍
02/16/2023 +27 days 🔍
02/16/2023 +0 days 🔍
06/29/2024 +499 days 🔍

Sourcesinfo

Vendor: fortinet.com

Advisory: fortiguard.com
Status: Confirmed

CVE: CVE-2022-39952 (🔍)
GCVE (CVE): GCVE-0-2022-39952
GCVE (VulDB): GCVE-100-221214
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 02/16/2023 21:58
Updated: 06/29/2024 11:33
Changes: 02/16/2023 21:58 (44), 02/21/2023 15:39 (4), 02/21/2023 15:40 (5), 02/21/2023 15:43 (5), 03/16/2023 15:05 (2), 06/29/2024 11:33 (14)
Complete: 🔍
Committer: misc
Cache ID: 216::103