CVE-2025-9497 | Microchip Time Provider 4100 up to 2.4.x Software Update hard-coded credentials

VDB-354075 · CVE-2025-9497 · GCVE-0-2025-9497 MICROCHIP TIME PROVIDER 4100 UP TO 2.4.X SOFTWARE UPDATE HARD-CODED CREDENTIALS HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 3.8 $0-$5k 2.85 Summaryinfo A vulnerability, which was classified as critical, has been found in Microchip Time Provider 4100 up to 2.4.x. The impacted element is an unknown function of the component Software Update Handler. Performing a manipulation results in hard-coded credentials. This vulnerability is known as CVE-2025-9497. Attacking locally is a requirement. No exploit is available. It is advisable to upgrade the affected component. Detailsinfo A vulnerability was found in Microchip Time Provider 4100 up to 2.4.x. It has been classified as problematic. This affects an unknown functionality of the component Software Update Handler. The manipulation with an unknown input leads to a hard-coded credentials vulnerability. CWE is classifying the issue as CWE-798. The product contains hard-coded credentials, such as a password or cryptographic key, which it uses for its own inbound authentication, outbound communication to external components, or encryption of internal data. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is: Use of Hard-coded Credentials vulnerability in Microchip Time Provider 4100 allows Malicious Manual Software Update.This issue affects Time Provider 4100: before 2.5.0. The weakness was published by Dario Emilio Bertani, Raffaele Bova, Andrea Sindoni, Simone Bossi, Antonio Carriero, Marco Manieri, Vito Pistillo, Davide Renna, Manuel Leone and Massimiliano Brolli. It is possible to read the advisory at microchip.com. This vulnerability is uniquely identified as CVE-2025-9497 since 08/26/2025. The exploitability is told to be difficult. Attacking locally is a requirement. The exploitation requires an enhanced level of successful authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1110.001 according to MITRE ATT&CK. Upgrading to version 2.5.0 eliminates this vulnerability. Productinfo Vendor Microchip Name Time Provider 4100 Version 2.0 2.1 2.2 2.3 2.4 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: 3.9 VulDB Meta Temp Score: 3.8 VulDB Base Score: 3.9 VulDB Temp Score: 3.8 VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Hard-coded credentials CWE: CWE-798 / CWE-259 / CWE-255 CAPEC: 🔒 ATT&CK: 🔒 Physical: Partially Local: Yes Remote: No Availability: 🔒 Status: Not defined Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: Upgrade Status: 🔍 0-Day Time: 🔒 Upgrade: Time Provider 4100 2.5.0 Timelineinfo 08/26/2025 CVE reserved 03/28/2026 +214 days Advisory disclosed 03/28/2026 +0 days VulDB entry created 03/28/2026 +0 days VulDB entry last update Sourcesinfo Advisory: microchip.com Researcher: Dario Emilio Bertani, Raffaele Bova, Andrea Sindoni, Simone Bossi, Antonio Carriero, Marco Manieri, Vito Pistillo, Davide Renna, Manuel Leone, Massimiliano Brolli Status: Confirmed CVE: CVE-2025-9497 (🔒) GCVE (CVE): GCVE-0-2025-9497 GCVE (VulDB): GCVE-100-354075 Entryinfo Created: 03/28/2026 12:58 Changes: 03/28/2026 12:58 (68) Complete: 🔍 Cache ID: 99:528:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸