#VU83529 Information disclosure in NMS300 - CVE-2023-49693

Vulnerability identifier: #VU83529

Vulnerability risk: Medium

CVSSv4.0: 7.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2023-49693

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
NMS300
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: NETGEAR

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application. A remote attacker can gain unauthorized access to sensitive information on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

NMS300: before 1.7.0.34

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External links
https://kb.netgear.com/000065886/Security-Advisory-for-Sensitive-Information-Disclosure-on-the-NMS300-PSV-2023-0126
https://www.tenable.com/security/research/tra-2023-39

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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 Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.