Cyber Resilience

CVE-2022-46378

MediumPublic PoC

Published: 10 May 2023

Published
10 May 2023
Modified
04 November 2025
KEV Added
Patch
CVSS Score v3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0081 74.7th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-46378 is a medium-severity Use of Out-of-range Pointer Offset (CWE-823) vulnerability in Weston-Embedded Uc-Ftps. Its CVSS base score is 6.5 (Medium).

Operationally, ranked in the top 25.3% 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

An out-of-bounds read vulnerability exists in the PORT command parameter extraction functionality of Weston Embedded uC-FTPs v 1.98.00. A specially-crafted set of network packets can lead to denial of service. An attacker can send packets to trigger this vulnerability.This vulnerability…

more

occurs when no port argument is provided to the `PORT` command.

CWE(s)

Related Threats

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

Affected Assets

weston-embedded
uc-ftps
1.98.00

Mitigating Controls

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

References