Fortinet FortiOS WAD Process use after free

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Fortinet FortiOS. The affected element is an unknown function of the component WAD Process. This manipulation causes use after free. This vulnerability appears as CVE-2023-41675. The attack may be initiated remotely. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Fortinet FortiOS (Firewall Software) (affected version unknown) and classified as critical. Affected by this vulnerability is an unknown functionality of the component WAD Process. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect availability. The summary by CVE is:

A use after free vulnerability [CWE-416] in FortiOS version 7.2.0 through 7.2.4 and version 7.0.0 through 7.0.10 and FortiProxy version 7.2.0 through 7.2.2 and version 7.0.0 through 7.0.8 may allow an unauthenticated remote attacker to crash the WAD process via multiple crafted packets reaching proxy policies or firewall policies with proxy mode alongside SSL deep packet inspection.

The weakness was presented 10/10/2023 as FG-IR-23-184. The advisory is shared at fortiguard.com. This vulnerability is known as CVE-2023-41675 since 08/30/2023. Neither technical details nor an exploit are publicly available.

Upgrading eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

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: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/30/2023 🔍
10/10/2023 +41 days 🔍
10/10/2023 +0 days 🔍
10/10/2023 +0 days 🔍

Sourcesinfo

Vendor: fortinet.com

Advisory: FG-IR-23-184
Status: Confirmed

CVE: CVE-2023-41675 (🔍)
GCVE (CVE): GCVE-0-2023-41675
GCVE (VulDB): GCVE-100-241753

Entryinfo

Created: 10/10/2023 19:31
Changes: 10/10/2023 19:31 (50)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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