OS Command Injection in WRH-733GBK and WRH-733GWH - CVE-2021-20853

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Main Vulnerability Database Vulnerabilities #VU58435

OS Command Injection in WRH-733GBK and WRH-733GWH - CVE-2021-20853

Published: November 30, 2021


Vulnerability identifier: #VU58435
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-20853
CWE-ID: CWE-78
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vulnerable software:
WRH-733GBK
WRH-733GWH
Software vendor:
ELECOM CO. ,LTD.

Description

The vulnerability allows a remote user to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation. A remote administrator on the local network can pass specially crafted data to the application and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Install updates from vendor's website.

External links