Korenix JetNet prior 2024/01 TFTP Service improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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7.6$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Korenix JetNet. The affected element is an unknown function of the component TFTP Service. The manipulation results in improper authentication. This vulnerability is known as CVE-2023-5376. It is possible to launch the attack remotely. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Korenix JetNet. It has been classified as critical. Affected is an unknown code block of the component TFTP Service. The manipulation with an unknown input leads to a improper authentication vulnerability. CWE is classifying the issue as CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. This is going to have an impact on integrity. CVE summarizes:

An Improper Authentication vulnerability in Korenix JetNet TFTP allows abuse of this service. This issue affects JetNet devices older than firmware version 2024/01.

The weakness was published 01/09/2024 by S. Dietz. The advisory is shared for download at beijerelectronics.com. This vulnerability is traded as CVE-2023-5376 since 10/04/2023. There are neither technical details nor an exploit publicly available.

Upgrading to version 2024 or 01 eliminates this vulnerability.

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

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.7
VulDB Meta Temp Score: 7.6

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

NVD Base Score: 9.1
NVD Vector: 🔍

CNA Base Score: 8.6
CNA Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
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: JetNet 2024/01

Timelineinfo

10/04/2023 🔍
01/09/2024 +97 days 🔍
01/09/2024 +0 days 🔍
10/08/2025 +638 days 🔍

Sourcesinfo

Advisory: 176550
Researcher: S. Dietz
Status: Confirmed

CVE: CVE-2023-5376 (🔍)
GCVE (CVE): GCVE-0-2023-5376
GCVE (VulDB): GCVE-100-250080

Entryinfo

Created: 01/09/2024 11:11
Updated: 10/08/2025 12:32
Changes: 01/09/2024 11:11 (49), 01/26/2024 08:38 (1), 10/08/2025 12:32 (27)
Complete: 🔍
Cache ID: 216::103

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