// For flags

CVE-2023-39540

 

Severity Score

5.9
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

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.

Existe una vulnerabilidad de denegación de servicio en la funcionalidad de análisis ICMP e ICMPv6 de Weston Embedded uC-TCP-IP v3.06.01. Un paquete de red especialmente manipulado puede provocar una lectura fuera de los límites. Un atacante puede enviar un paquete malicioso para desencadenar esta vulnerabilidad. Esta vulnerabilidad se refiere a una denegación de servicio durante el análisis de un paquete ICMP IPv4.

*Credits: Discovered by Francesco Benvenuto and Kelly Patterson of Cisco Talos.
CVSS Scores
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2023-08-03 CVE Reserved
  • 2024-02-20 CVE Published
  • 2024-02-21 EPSS Updated
  • 2024-08-02 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-126: Buffer Over-read
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Silicon Labs
Search vendor "Silicon Labs"
 Gecko Platform
Search vendor "Silicon Labs" for product "Gecko Platform"
 4.3.1.0
Search vendor "Silicon Labs" for product "Gecko Platform" and version "4.3.1.0"
en
Affected