Vulnerability identifier: #VU48960

Vulnerability risk: Low

CVSSv3.1: 5.9 [CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-5637

CWE-ID: CWE-354

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
Aterm SA3500G
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: NEC Corporation

Description

The vulnerability allows a remote user to compromise the target system.

The vulnerability exists due to the software of the affected products does not check the integrity. A remote administrator on the local network can access the management screen of the device and execute a malicious program.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Aterm SA3500G: All versions

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External links
http://jvn.jp/en/jp/JVN55917325/index.html
http://jvn.jp/jp/JVN55917325/index.html
http://www.necplatforms.co.jp/product/security_ap/info_20201211.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.