Skip to main content

Timeprovider 4100 Firmware CVE-2024-43684

HIGH
Cross-site Scripting (XSS) (CWE-79)
2024-10-04 dc3f6da9-85b5-4a73-84a2-2ec90b40fca5
XSS CSRF Timeprovider 4100 Firmware Microchip
8.7
CVSS 4.0 · Vendor: dc3f6da9-85b5-4a73-84a2-2ec90b40fca5
View

Vulnerability Assessment

Weakness
CWE
CWE-79
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Output encoding, context-aware escaping
MITRE ATT&CK

2 techniques across 2 tactics: Initial Access, Execution

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Sign in to read
Impact

CVSS score of 8.7 (HIGH). Attack characteristics: network attack vector, high complexity, no privileges required, user interaction required.
Exploit ScenarioDerived

A remote attacker could inject malicious scripts into web pages viewed by other users by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.
This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.2% exploitation probability (EPSS)

Get an e-mail when this CVE is exploited, patched or re-scored. Free account.

Alert me

AnalysisAI

Cross-Site Request Forgery (CSRF) vulnerability in Microchip TimeProvider 4100 allows Cross Site Request Forgery, Cross-Site Scripting (XSS).0. Rated high severity (CVSS 8.7), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Sign in to check
Technical ContextAI · show details

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. Cross-Site Request Forgery (CSRF) vulnerability in Microchip TimeProvider 4100 allows Cross Site Request Forgery, Cross-Site Scripting (XSS).0. Affected products include: Microchip Timeprovider 4100 Firmware.

Know when Timeprovider 4100 Firmware gets its next vulnerability

  • Watch products and get an email when something new is published
  • Check this CVE against your own stack and servers
  • Exploit and PoC references, threat intelligence from 22 sources
Continue with Google Continue with GitHub

No credit card · 7-day full trial

Severity by source

Vendor (dc3f6da9-85b5-4a73-84a2-2ec90b40fca5) PRIMARY 8.7 HIGH
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:H/R:U/V:C/RE:M/U:Amber

Primary rating from Vendor (dc3f6da9-85b5-4a73-84a2-2ec90b40fca5) · only source for this CVE.

CVSS VectorVendor: dc3f6da9-85b5-4a73-84a2-2ec90b40fca5

Attack Vector
Network
Attack Complexity
High
Attack Requirements
Present
Privileges Required
None
User Interaction
Passive
Vulnerable system: Confidentiality
High
Vulnerable system: Integrity
High
Vulnerable system: Availability
High
Subsequent system: Confidentiality
None
Subsequent system: Integrity
None
Subsequent system: Availability
High

DescriptionCVE.org

Cross-Site Request Forgery (CSRF) vulnerability in Microchip TimeProvider 4100 allows Cross Site Request Forgery, Cross-Site Scripting (XSS).This issue affects TimeProvider 4100: from 1.0.

Threat Intelligence Overview

EPSS Score
0.2%
Top 91% exploitable
Data Quality
2 sources
Confidence: Low
NVD CVE.org EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.2%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

44
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +44
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Cross-Site Scripting MEDIUM

Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.

Cross-Site Request Forgery MEDIUM

Cross-Site Request Forgery exploits the automatic credential inclusion behavior of web browsers.

Affected Products (CPE)CVE.org

cpe:2.3:o:microchip:timeprovider_4100_firmware:*:*:*:*:*:*:*:*

More in Timeprovider 4100 Firmware

View all
CVE-2024-9054 HIGH POC
8.5 Oct 04

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection'), Exposure of Sensitive Inform
CVE-2024-43687 HIGH POC
7.7 Oct 04

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Microchip T
CVE-2024-7801 MEDIUM POC
6.3 Oct 04

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Microchip TimeProv
CVE-2025-47901 HIGH
8.9 Oct 20

OS command injection in Microchip TimeProvider 4100 Grandmaster (firmware versions before 2.5) allows authenticated atta
CVE-2025-47900 HIGH
8.9 Oct 20

OS command injection in Microchip TimeProvider 4100 Grandmaster allows authenticated adjacent network attackers to execu
CVE-2024-43685 HIGH
8.7 Oct 04

Improper Authentication vulnerability in Microchip TimeProvider 4100 (login modules) allows Session Hijacking.0 before 2
CVE-2024-43683 HIGH
8.7 Oct 04

URL Redirection to Untrusted Site ('Open Redirect') vulnerability in Microchip TimeProvider 4100 allows XSS Through HTTP
CVE-2025-47902 HIGH
7.1 Oct 20

SQL injection in Microchip TimeProvider 4100 Grandmaster (firmware <2.5) allows adjacent network attackers with low-leve
CVE-2025-47904 MEDIUM
5.7 Feb 24

Download of Code Without Integrity Check vulnerability in Microchip Time Provider 4100 allows Malicious Manual Software

CVE-2024-43686 MEDIUM
5.4 Oct 04

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Microchip T

Same weakness CWE-79 – Cross-site Scripting (XSS)

View all
CVE-2020-3580 MEDIUM POC
6.1
CVE-2013-7389 MEDIUM POC
4.3
CVE-2021-25299 MEDIUM POC
6.1
CVE-2014-2120 MEDIUM
6.1
CVE-2023-40000 HIGH POC
8.3
CVE-2016-8581 MEDIUM POC
6.1
CVE-2013-5223 MEDIUM POC
5.4
CVE-2025-52367 MEDIUM POC
5.4

Same technique XSS

View all
CVE-2017-9248 CRITICAL POC
9.8
CVE-2013-1710 CRITICAL POC
10.0
CVE-2024-52875 HIGH POC
8.8

References

Advisories & patches
REF https://www.gruppotim.it/it/footer/red-team.html REF https://www.microchip.com/en-us/solutions/technologies/embedded-security/how-to-report-potential-product-security-vulnerabilities/timeprovider-4100-grandmaster-cross-site-request-forgery

Search Externally

GitHub PoC Exploit-DB PacketStorm Snyk Rapid7 Nuclei Templates Trickest PoC
Back

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy