#VU51398 Insufficiently protected credentials in JGS516PE and GS116Ev2 - CVE-2020-35221

Vulnerability identifier: #VU51398

Vulnerability risk: Low

CVSSv4.0: 5.2 [CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-35221

CWE-ID: CWE-522

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
JGS516PE
Hardware solutions / Routers & switches, VoIP, GSM, etc
GS116Ev2
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: NETGEAR

Description

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

The vulnerability exists due to the hashing algorithm is insecure. A remote attacker on the local network can generate valid passwords or infer some parts of the original one. 

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

JGS516PE: 2.6.0.43

GS116Ev2: 2.6.0.43

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External links
https://research.nccgroup.com/2021/03/08/technical-advisory-multiple-vulnerabilities-in-netgear-prosafe-plus-jgs516pe-gs116ev2-switches/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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