Fortinet FortiWeb up to 7.0.3 Commands double free

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 (≈)
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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.
7.8$0-$5k0.00

Summaryinfo

A vulnerability was found in Fortinet FortiWeb up to 7.0.3. It has been rated as critical. This vulnerability affects unknown code of the component Commands Handler. Performing a manipulation results in double free. This vulnerability is known as CVE-2022-40683. Attacking locally is a requirement. No exploit is available.

Detailsinfo

A vulnerability was found in Fortinet FortiWeb up to 7.0.3. It has been classified as critical. This affects an unknown function of the component Commands Handler. The manipulation with an unknown input leads to a double free vulnerability. CWE is classifying the issue as CWE-415. The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

A double free in Fortinet FortiWeb version 7.0.0 through 7.0.3 may allows attacker to execute unauthorized code or commands via specially crafted commands

The weakness was published 02/16/2023. It is possible to read the advisory at fortiguard.com. This vulnerability is uniquely identified as CVE-2022-40683 since 09/14/2022. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/16/2023).

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

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.8

VulDB Base Score: 7.8
VulDB Temp Score: 7.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.8
CNA Vector (Fortinet, Inc.): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Double free
CWE: CWE-415 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/14/2022 🔍
02/16/2023 +155 days 🔍
02/16/2023 +0 days 🔍
03/16/2023 +28 days 🔍

Sourcesinfo

Vendor: fortinet.com

Advisory: fortiguard.com
Status: Confirmed

CVE: CVE-2022-40683 (🔍)
GCVE (CVE): GCVE-0-2022-40683
GCVE (VulDB): GCVE-100-221235

Entryinfo

Created: 02/16/2023 22:18
Updated: 03/16/2023 16:49
Changes: 02/16/2023 22:18 (46), 03/16/2023 16:49 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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