OS Command Injection in Aterm SA3500G - CVE-2020-5635

 

OS Command Injection in Aterm SA3500G - CVE-2020-5635

Published: December 14, 2020 / Updated: December 14, 2020


Vulnerability identifier: #VU48958
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-5635
CWE-ID: CWE-78
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vendor: NEC Corporation
Affected software:
Aterm SA3500G

Detailed vulnerability description

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

The vulnerability exists due to improper input validation. A remote unauthenticated attacker on the local network can send a specially crafted request 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.


How to mitigate CVE-2020-5635

Install updates from vendor's website.

Sources