CVE-2021-34862

This vulnerability allows network-adjacent attackers to execute arbitrary code 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 var:menu parameter provided to the webproc endpoint. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-13270.
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Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:d-link:dap-2020_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:d-link:dap-2020:*:*:*:*:*:*:*:*

Information

Published : 2021-10-25 10:15

Updated : 2021-10-27 09:24


NVD link : CVE-2021-34862

Mitre link : CVE-2021-34862


JSON object : View

CWE
CWE-121

Stack-based Buffer Overflow

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Products Affected

d-link

  • dap-2020_firmware
  • dap-2020