VDB-241736 · CVE-2023-42787 · FG-IR-23-187

Fortinet FortiManager/FortiAnalyzer up to 7.2.3 client-side enforcement of server-side security

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.
5.3	$0-$5k	0.00

Summaryinfo

A vulnerability described as problematic has been identified in Fortinet FortiManager and FortiAnalyzer up to 7.2.3. Affected by this vulnerability is an unknown functionality. Such manipulation leads to client-side enforcement of server-side security. This vulnerability is documented as CVE-2023-42787. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Fortinet FortiManager and FortiAnalyzer up to 7.2.3 and classified as problematic. Affected by this issue is an unknown code block. The manipulation with an unknown input leads to a client-side enforcement of server-side security vulnerability. Using CWE to declare the problem leads to CWE-602. The product is composed of a server that relies on the client to implement a mechanism that is intended to protect the server. Impacted is confidentiality. CVE summarizes:

A client-side enforcement of server-side security [CWE-602] vulnerability in Fortinet FortiManager version 7.4.0 and before 7.2.3 and FortiAnalyzer version 7.4.0 and before 7.2.3 may allow a remote attacker with low privileges to access a privileged web console via client side code execution.

The weakness was released 10/10/2023 as FG-IR-23-187. The advisory is shared for download at fortiguard.com. This vulnerability is handled as CVE-2023-42787 since 09/14/2023. There are neither technical details nor an exploit publicly available.

Upgrading eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Fortinet

Name

Version

License

commercial

Website

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

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector (Fortinet, Inc.): 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Client-side enforcement of server-side security
CWE: CWE-602
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

09/14/2023 🔍
10/10/2023 +26 days 🔍
10/10/2023 +0 days 🔍
10/10/2023 +0 days 🔍

Sourcesinfo

Vendor: fortinet.com

Advisory: FG-IR-23-187
Status: Confirmed

CVE: CVE-2023-42787 (🔍)
GCVE (CVE): GCVE-0-2023-42787
GCVE (VulDB): GCVE-100-241736

Entryinfo

Created: 10/10/2023 19:26
Changes: 10/10/2023 19:26 (48)
Complete: 🔍
Cache ID: 216::103