Cyber Resilience

CVE-2023-38562

HighPublic PoC

Published: 20 February 2024

Published
20 February 2024
Modified
04 November 2025
KEV Added
Patch
CVSS Score v3.1 8.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:H
EPSS Score 0.0027 50.5th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-38562 is a high-severity Double Free (CWE-415) vulnerability in Weston-Embedded Uc-Tcp-Ip. Its CVSS base score is 8.7 (High).

Operationally, ranked in the top 49.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

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…

more

unauthenticated packets to trigger this vulnerability.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

weston-embedded
uc-tcp-ip
3.06.01

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References