OS Command Injection in NEC Corporation products - CVE-2021-20708
Published: April 9, 2021
Vulnerability identifier: #VU52005
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-2021-20708
CWE-ID: CWE-78
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerable software:
Aterm WF1200CR
Aterm WG1200CR
Aterm WG2600HS
Aterm WF1200CR
Aterm WG1200CR
Aterm WG2600HS
Software vendor:
NEC Corporation
NEC Corporation
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.