#VU85398 Improper Authentication in DCS-8300LHv2 - CVE-2023-51629

Vulnerability identifier: #VU85398

Vulnerability risk: Medium

CVSSv4.0: 1.3 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-51629

CWE-ID: CWE-287

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
DCS-8300LHv2
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: D-Link

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error when processing authentication requests within the configuration of the ONVIF API. A remote attacker on the local network can bypass authentication process and gain unauthorized access to the application.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

DCS-8300LHv2: 1.06.01

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External links
https://www.zerodayinitiative.com/advisories/ZDI-24-049/
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10370

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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.