CVE-2023-38562

8.7 HIGH
Published: February 20, 2024 Modified: November 04, 2025

Description

A double-free vulnerability exists in the IP header loopback parsing functionality of Weston Embedded uC-TCP-IP v3.06.01. A specially crafted set of network packets can lead to memory corruption, potentially resulting in code execution. An attacker can send a sequence of unauthenticated packets to trigger this vulnerability.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2023-1829
Source: talos-cna@cisco.com
Exploit Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2023-1829
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Third Party Advisory

3 reference(s) from NVD

Quick Stats

CVSS v3 Score
8.7 / 10.0
EPSS (Exploit Probability)
0.3%
50th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

weston-embedded