CVE-2023-39540

Public Exploit

Description

A denial of service vulnerability exists in the ICMP and ICMPv6 parsing functionality of Weston Embedded uC-TCP-IP v3.06.01. A specially crafted network packet can lead to an out-of-bounds read. An attacker can send a malicious packet to trigger this vulnerability.This vulnerability concerns a denial of service within the parsing an IPv4 ICMP packet.

Categories

5.9
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.39%
Third-Party Advisory talosintelligence.com
Affected: Silicon Labs Gecko Platform
Affected: Weston Embedded uC-TCP-IP
Published at:
Updated at:

References

Link Tags
https://talosintelligence.com/vulnerability_reports/TALOS-2023-1828 third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2023-39540?
CVE-2023-39540 has been scored as a medium severity vulnerability.
How to fix CVE-2023-39540?
To fix CVE-2023-39540, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-39540 being actively exploited in the wild?
It is possible that CVE-2023-39540 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-39540?
CVE-2023-39540 affects Silicon Labs Gecko Platform, Weston Embedded uC-TCP-IP.
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