CVE-2024-43687 XSS vulnerability in bannerconfig endpoint in TimeProvider 4100
An attacker can inject malicious scripts into the banner configuration of Microchip TimeProvider 4100 devices, potentially compromising user sessions or device integrity.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2024-43687?
CVE-2024-43687 is a high-severity cross-site scripting vulnerability in Microchip TimeProvider 4100, published on 4 Oct 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Microchip TimeProvider 4100 (banner config modules) allows Cross-Site Scripting (XSS).This issue affects TimeProvider 4100: from 1.0 before 2.4.7.
Weakness: CWE-79
Which versions are affected by CVE-2024-43687?
It affects 1 product.
Products include Microchip Timeprovider 4100 Firmware.
How do I fix CVE-2024-43687?
No fix has been published for CVE-2024-43687 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2024-43687 being exploited?
There is no known exploitation of CVE-2024-43687 in the wild and no public exploit code.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Microchip TimeProvider 4100
- CVE-2025-47900 RCE on backup configuration password
- CVE-2025-47901 RCE on restore configuration password
- CVE-2024-43683 Improper verification of the Host header in TimeProvider 4100
- CVE-2024-43684 Cross-Site Request Forgery vulnerability in TimeProvider 4100
- CVE-2024-43685 Session token fixation in TimeProvider 4100
Sources
Also known as GHSA-r25f-mfgv-vq97.