Vulnerability identifier: #VU69462

Vulnerability risk: Medium

CVSSv3.1: 7.7 [CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-43620

CWE-ID: CWE-287

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
DIR-1935
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 within the handling of HNAP login requests. 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

DIR-1935: 1.03b02

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External links
http://www.zerodayinitiative.com/advisories/ZDI-22-1494/
http://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10310

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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.