CatoNetworks CatoClient up to 5.3.x PrivilegedHelperTool race condition

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability was found in CatoNetworks CatoClient up to 5.3.x. It has been classified as problematic. This impacts an unknown function of the component PrivilegedHelperTool. Performing a manipulation results in race condition. This vulnerability is cataloged as CVE-2023-43976. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, was found in CatoNetworks CatoClient up to 5.3.x. This affects an unknown code block of the component PrivilegedHelperTool. The manipulation with an unknown input leads to a race condition vulnerability. CWE is classifying the issue as CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An issue in CatoNetworks CatoClient before v.5.4.0 allows attackers to escalate privileges and winning the race condition (TOCTOU) via the PrivilegedHelperTool component.

The weakness was shared 10/04/2023. This vulnerability is uniquely identified as CVE-2023-43976 since 09/25/2023. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 5.4.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-48335). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.2

VulDB Base Score: 4.6
VulDB Temp Score: 4.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.1
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Race condition
CWE: CWE-362
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: 🔍

Upgrade: CatoClient 5.4.0

Timelineinfo

09/25/2023 🔍
10/04/2023 +9 days 🔍
10/04/2023 +0 days 🔍
02/08/2026 +858 days 🔍

Sourcesinfo

Advisory: catonetworks.com
Status: Confirmed

CVE: CVE-2023-43976 (🔍)
GCVE (CVE): GCVE-0-2023-43976
GCVE (VulDB): GCVE-100-241239
EUVD: 🔍

Entryinfo

Created: 10/04/2023 08:26
Updated: 02/08/2026 11:41
Changes: 10/04/2023 08:26 (38), 10/25/2023 11:24 (1), 10/25/2023 11:32 (11), 02/08/2026 11:41 (16)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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