CVE-2021-34860
MEDIUMD-Link DAP-2020 Firmware < 1.01 - Unauthenticated Path Traversal via getpage Parameter
Title source: llmDescription
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.
References (2)
Core 2
Core References
Patch, Vendor Advisory x_refsource_misc
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10201
Third Party Advisory, VDB Entry x_refsource_misc
https://www.zerodayinitiative.com/advisories/ZDI-21-976/
Scores
CVSS v3
6.5
EPSS
0.1322
EPSS Percentile
94.2%
Attack Vector
ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Details
CWE
CWE-22
Status
published
Products (1)
dlink/dap-2020_firmware
< 1.01
Published
Oct 25, 2021
Tracked Since
Feb 18, 2026