Advisory Details

May 15th, 2023

D-Link DIR-2150 HNAP Incorrect Implementation of Authentication Algorithm Authentication Bypass Vulnerability

CVE ID	CVE-2023-34282
CVSS SCORE	8.8, AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AFFECTED VENDORS	D-Link
AFFECTED PRODUCTS	DIR-2150
VULNERABILITY DETAILS	This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of D-Link DIR-2150 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the SOAP API interface, which listens on TCP port 80 by default. A crafted authentication header can cause authentication to succeed without providing proper credentials. An attacker can leverage this vulnerability to bypass authentication on the system.
ADDITIONAL DETAILS	Fixed in Firmware v1.06 https://support.dlink.com.au/Download/download.aspx?product=DIR-2150
DISCLOSURE TIMELINE	2023-04-28 - Vulnerability reported to vendor 2023-05-15 - Coordinated public release of advisory 2023-06-02 - Advisory Updated
CREDIT	Anonymous

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