CVE-2022-46377 - CVE House
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Status published Medium CVE-2022-46377

An out-of-bounds read vulnerability exists in the PORT command parameter...

Vulnerability Description

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

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Discovered by Kelly Leuschner of Cisco Talos.

References

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Affected Vendor

Weston Embedded

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Affected Software

uC-FTPs
Vulnerable Versions:
v 1.98.00

Timeline

Official Publish: May 10th, 2023
Last Modified: November 4th, 2025
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

CWE-823

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.