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CVE-2020-37250— TFTP Broadband 4.3.0.1465 Unquoted Service Path Privilege Escalation

Quick assessment

Affected
Weird-Solutions TFTP Broadband
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.

Weird Solutions TFTP Broadband是Weird Solutions公司的一款专为高并发、大规模网络环境设计的重量级 TFTP 服务器软件，能够在超过2000个设备同时下载的极端负载下保持卓越性能，并支持IPv6和灵活的运行时路由配置。 Weird Solutions TFTP Broadband 4.3.0.1465版本存在权限许可和访问控制问题漏洞，该漏洞源于tftpt.exe服务二进制文件中存在未加引号的服务路径漏洞，可能导致本地攻击者在服务启动或系统重启时通过Program

CVSS 7.8 · High EPSS 0.17% · P7

Possible ATT&CK Techniques 1 AI

T1546.010 · AppInit DLLs

Affected Version Matrix 1

VendorProduct Version RangeStatus
Weird-Solutions TFTP Broadband 4.3.0.1465 affected
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I. Basic Information for CVE-2020-37250

Vulnerability Information
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Vulnerability Title
TFTP Broadband 4.3.0.1465 Unquoted Service Path Privilege Escalation
Source: CVE Program / CVE List V5
Vulnerability Description
TFTP Broadband 4.3.0.1465 contains an unquoted service path vulnerability in the tftpt.exe service binary that allows local attackers to execute arbitrary code with system privileges. Attackers can place a malicious executable in the Program Files directory path that will be executed during service startup or system reboot with LocalSystem privileges.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未经引用的搜索路径或元素
Source: CVE Program / CVE List V5
Vulnerability Title
Weird Solutions TFTP Broadband 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Weird Solutions TFTP Broadband是Weird Solutions公司的一款专为高并发、大规模网络环境设计的重量级 TFTP 服务器软件，能够在超过2000个设备同时下载的极端负载下保持卓越性能，并支持IPv6和灵活的运行时路由配置。 Weird Solutions TFTP Broadband 4.3.0.1465版本存在权限许可和访问控制问题漏洞，该漏洞源于tftpt.exe服务二进制文件中存在未加引号的服务路径漏洞，可能导致本地攻击者在服务启动或系统重启时通过Program
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
Weird-Solutions TFTP Broadband 4.3.0.1465 -

II. Public POCs for CVE-2020-37250

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III. Intelligence Information for CVE-2020-37250

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Vendor Advisories for CVE-2020-37250 (1)

Exploits & Public PoCs for CVE-2020-37250 (1)

IV. Related Vulnerabilities

Same vendor: Weird-Solutions
Same weakness: CWE-428

V. Comments for CVE-2020-37250

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