CVE-2021-27249: This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DAP-2020 v1.01rc001 Wi-Fi access points…

PriorityP261high8.8CVSS 3.1

AVAACLPRNUINSUCHIHAH

EPSS

5.09%

91.4th percentile

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DAP-2020 v1.01rc001 Wi-Fi access points. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of CGI scripts. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-11369.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
d-link	dap-2020	—	—
dlink	dap-2020_firmware	—	—

CVSS provenance

nvdv3.18.8HIGHCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

nvdv3.08.8HIGHCVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

nvdv2.08.3HIGHAV:A/AC:L/Au:N/C:C/I:C/A:C

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