Microchip TimeProvider 4100 up to 2.4.6 Login improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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8.7$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Microchip TimeProvider 4100 up to 2.4.6. Affected by this issue is some unknown functionality of the component Login Module. Executing a manipulation can lead to improper authentication. This vulnerability is registered as CVE-2024-43685. It is possible to launch the attack remotely. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Microchip TimeProvider 4100 up to 2.4.6. This vulnerability affects an unknown functionality of the component Login Module. The manipulation with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Improper Authentication vulnerability in Microchip TimeProvider 4100 (login modules) allows Session Hijacking.This issue affects TimeProvider 4100: from 1.0 before 2.4.7.

The weakness was published by Armando Huesca Prida. The advisory is shared for download at microchip.com. This vulnerability was named CVE-2024-43685 since 08/14/2024. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

Upgrading to version 2.4.7 eliminates this vulnerability.

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Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔍
CNA CVSS-BT Score: 🔍
CNA Vector: 🔍

CVSSv3info

VulDB Meta Base Score: 8.9
VulDB Meta Temp Score: 8.7

VulDB Base Score: 8.1
VulDB Temp Score: 7.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD 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: TimeProvider 4100 2.4.7

Timelineinfo

08/14/2024 🔍
10/05/2024 +52 days 🔍
10/05/2024 +0 days 🔍
08/30/2025 +329 days 🔍

Sourcesinfo

Advisory: microchip.com
Researcher: Armando Huesca Prida
Status: Confirmed

CVE: CVE-2024-43685 (🔍)
GCVE (CVE): GCVE-0-2024-43685
GCVE (VulDB): GCVE-100-279280

Entryinfo

Created: 10/05/2024 08:16
Updated: 08/30/2025 04:11
Changes: 10/05/2024 08:16 (72), 10/08/2024 04:57 (1), 08/30/2025 04:11 (11)
Complete: 🔍
Cache ID: 216::103

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