CVE-2025-5215: D-Link Dcs-5020l Firmware

Critical severity, CVSS 9.8. EPSS: 1.4% chance of exploitation in the next 30 days.

A vulnerability classified as critical has been found in D-Link DCS-5020L 1.01_B2. This affects the function websReadEvent of the file /rame/ptdc.cgi. The manipulation of the argument Authorization leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

Affected products

• D-Link Dcs-5020l Firmware: version 1.01_b2 only

Published 2025-05-27. Last modified 2026-06-17.