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CVE-2022-46377

Quick assessment

Affected
Weston Embedded uC-FTPs
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Weston Embedded uC-FTPs是Weston Embedded公司的一个Micrium的FTP（文件传输协议）服务器。 Weston Embedded uC-FTPs v 1.98.00版本存在安全漏洞，该漏洞源于存在越界读取漏洞，攻击者可以发送特制的网络数据包导致拒绝服务。

CVSS 6.5 · Medium EPSS 1.48% · P73

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2022-46377

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
使用越界的指针偏移
Source: CVE Program / CVE List V5
Vulnerability Title
Weston Embedded uC-FTPs 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Weston Embedded uC-FTPs是Weston Embedded公司的一个Micrium的FTP（文件传输协议）服务器。 Weston Embedded uC-FTPs v 1.98.00版本存在安全漏洞，该漏洞源于存在越界读取漏洞，攻击者可以发送特制的网络数据包导致拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Weston Embedded uC-FTPs v 1.98.00 -

II. Public POCs for CVE-2022-46377

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III. Intelligence Information for CVE-2022-46377

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Patches & Fixes for CVE-2022-46377 (1)

Other References for CVE-2022-46377 (1)

Same Patch Batch · Weston Embedded · 2023-05-10 · 3 CVEs total

CVE-2022-41985 8.6 HIGH Weston Embedded uC-FTPs 授权问题漏洞
CVE-2022-46378 6.5 MEDIUM Weston Embedded uC-FTPs 缓冲区错误漏洞

IV. Related Vulnerabilities

Same product: uC-FTPs
Same vendor: Weston Embedded
Same weakness: CWE-823

V. Comments for CVE-2022-46377

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