Vulnerability · Published Oct 25, 2021 · Assigned by zdi
CVE-2021-34860
Medium 6.5
In plain English
A medium-severity path traversal in DAP-2020 from D-Link. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.5% (higher than 74% of all known vulnerabilities).
Official description
This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of D-Link DAP-2020 1.01rc001 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of the getpage parameter provided to the webproc endpoint. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to disclose information in the context of root. Was ZDI-CAN-12103.
Affected products (as reported)
Weakness: CWE-22 · Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N