VDB-225538 · CVE-2023-22641 · FG-IR-22-479

Fortinet FortiOS/FortiProxy Requests redirect

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.
4.3	$0-$5k	0.00

Summaryinfo

A vulnerability described as problematic has been identified in Fortinet FortiOS and FortiProxy. Impacted is an unknown function of the component Requests Handler. Executing a manipulation can lead to redirect. This vulnerability appears as CVE-2023-22641. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Fortinet FortiOS and FortiProxy (Firewall Software) (unknown version). It has been declared as problematic. This vulnerability affects an unknown code block of the component Requests Handler. The manipulation with an unknown input leads to a redirect vulnerability. The CWE definition for the vulnerability is CWE-601. A web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a Redirect. This simplifies phishing attacks. As an impact it is known to affect integrity. CVE summarizes:

A url redirection to untrusted site ('open redirect') in Fortinet FortiOS version 7.2.0 through 7.2.3, FortiOS version 7.0.0 through 7.0.9, FortiOS versions 6.4.0 through 6.4.12, FortiOS all versions 6.2, FortiOS all versions 6.0, FortiProxy version 7.2.0 through 7.2.2, FortiProxy version 7.0.0 through 7.0.8, FortiProxy all versions 2.0, FortiProxy all versions 1.2, FortiProxy all versions 1.1, FortiProxy all versions 1.0 allows an authenticated attacker to execute unauthorized code or commands via specially crafted requests.

The weakness was presented 04/11/2023 as FG-IR-22-479. The advisory is available at fortiguard.com. This vulnerability was named CVE-2023-22641 since 01/05/2023. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1204.001 by the MITRE ATT&CK project.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Firewall Software

Vendor

Fortinet

Name

License

commercial

Website

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

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.4
NVD Vector: 🔍

CNA Base Score: 4.1
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: Redirect
CWE: CWE-601
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/05/2023 🔍
04/11/2023 +95 days 🔍
04/11/2023 +0 days 🔍
04/28/2023 +17 days 🔍

Sourcesinfo

Vendor: fortinet.com

Advisory: FG-IR-22-479
Status: Confirmed

CVE: CVE-2023-22641 (🔍)
GCVE (CVE): GCVE-0-2023-22641
GCVE (VulDB): GCVE-100-225538

Entryinfo

Created: 04/11/2023 19:58
Updated: 04/28/2023 09:50
Changes: 04/11/2023 19:58 (49), 04/28/2023 09:50 (11)
Complete: 🔍
Cache ID: 216::103