CVE-2018-11013: D-Link Dir-816 a2 Firmware

Critical severity, CVSS 9.8. EPSS: 6.4% chance of exploitation in the next 30 days.

Stack-based buffer overflow in the websRedirect function in GoAhead on D-Link DIR-816 A2 (CN) routers with firmware version 1.10B05 allows unauthenticated remote attackers to execute arbitrary code via a request with a long HTTP Host header.

Affected products

• D-Link Dir-816 a2 Firmware: version 1.10b05 only

Published 2018-05-13. Last modified 2026-06-17.