Fortinet FortiADC up to 5.0.x/6.0.x/6.1.x/6.2.3/7.0.2 syntactically invalid structure

CVSS Meta Temp Score
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CTI Interest Score
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7.5$0-$5k0.00

A vulnerability, which was classified as critical, has been found in Fortinet FortiADC up to 5.0.x/6.0.x/6.1.x/6.2.3/7.0.2. This issue affects an unknown function. The manipulation with an unknown input leads to a improper handling of syntactically invalid structure vulnerability. Using CWE to declare the problem leads to CWE-228. The product does not handle or incorrectly handles input that is not syntactically well-formed with respect to the associated specification. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

An improper handling of malformed request vulnerability [CWE-228] exists in FortiADC 5.0 all versions, 6.0.0 all versions, 6.1.0 all versions, 6.2.0 through 6.2.3, and 7.0.0 through 7.0.2. This may allow a remote attacker without privileges to bypass some Web Application Firewall (WAF) protection such as the SQL Injection and XSS filters via a malformed HTTP request.

The weakness was disclosed 11/02/2022. It is possible to read the advisory at fortiguard.com. The identification of this vulnerability is CVE-2022-38381 since 08/16/2022. The technical details are unknown and an exploit is not publicly available.

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

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 5.3
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: Improper handling of syntactically invalid structure
CWE: CWE-228 / CWE-20
ATT&CK: Unknown

Local: No
Remote: Yes

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

08/16/2022 🔍
11/02/2022 +78 days 🔍
11/02/2022 +0 days 🔍
12/03/2022 +31 days 🔍

Sourcesinfo

Vendor: fortinet.com

Advisory: fortiguard.com
Status: Confirmed

CVE: CVE-2022-38381 (🔍)

Entryinfo

Created: 11/02/2022 16:13
Updated: 12/03/2022 15:25
Changes: 11/02/2022 16:13 (36), 12/03/2022 15:25 (21)
Complete: 🔍

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