CVE-2022-46377 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation poc

Automatable no

Technical Impact partial

Vendors	Products
Weston-embedded	Uc-ftps

Configuration 1 [-]

cpe:2.3:a:weston-embedded:uc-ftps:1.98.00:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://github.com/weston-embedded/uC-FTPs/pull/2
https://talosintelligence.com/vulnerability_reports/TALOS-2022-1681
https://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1681

History

Tue, 04 Nov 2025 20:30:00 +0000

Type	Values Removed	Values Added
References		https://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1681

Fri, 24 Jan 2025 18:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: talos

Published: 2023-05-10T15:23:52.324Z

Updated: 2025-11-04T19:14:24.229Z

Reserved: 2022-12-02T18:54:51.872Z

Link: CVE-2022-46377

Vulnrichment

Updated: 2025-11-04T19:14:24.229Z

NVD

Status : Modified

Published: 2023-05-10T16:15:10.153

Modified: 2025-11-04T20:16:13.510

Link: CVE-2022-46377

Redhat

No data.

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