CVE-2024-43684: microchip timeprovider_4100_firmware Cross-site Scripting
CVSS: 8.8v3.1HighModified
Published 04-10-2024Last modified 29-08-2025
Vulnerability summary
CVE-2024-43684 is a high (CVSS 8.8) Cross-site Scripting vulnerability in microchip timeprovider_4100_firmware. EPSS estimates a 0.21% chance of exploitation in the next 30 days, higher than 10.2% of scored vulnerabilities.
CVSS score
8.8/10
010
High · v3.1 (NVD)EPSS score
0.21%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 04-10-2024PublishedVulnerability first disclosed.
- 29-08-2025Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
3 scores · 2 sources · 2 versionsHigh 8.7Preferred score · CVE.org (CNA)
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:AmberSourcesAll 2 agree
- NVDNIST8.7HighCVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:U/V:C/RE:M/U:Amber
High 8.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSourcesSingle source
EPSS trend
Probability
0.21%
Chance of exploitation in the next 30 days
Percentile
10%
Versus all other CVEs
30-day change
0.00 pp
From 0.21% on 20-09-2026
20-09-202620-10-2026
EPSS score0.21%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
- CWE-352Cross-Site Request Forgery (CSRF)The web application does not, or cannot, sufficiently verify whether a request was intentionally provided by the user who sent the request, which could have originated from an unauthorized actor.
Affected systems
Microchip1 product
- timeprovider_4100_firmware≥ 1.0, ≤ 2.4.7 | ≥ 1.0, < 2.4.7
1 vendor · 1 product
References
2 links- www.gruppotim.it/it/footer/red-team.htmlThird Party Advisory
- www.microchip.com/en-us/…Vendor Advisory