CVE-2014-7859: D-Link Dnr-320l Firmware

Critical severity, CVSS 9.8. EPSS: 20.9% chance of exploitation in the next 30 days.

Stack-based buffer overflow in login_mgr.cgi in D-Link firmware DNR-320L and DNS-320LW before 1.04b08, DNR-322L before 2.10 build 03, DNR-326 before 2.10 build 03, and DNS-327L before 1.04b01 allows remote attackers to execute arbitrary code by crafting malformed "Host" and "Referer" header values.

Affected products

• D-Link Dnr-320l Firmware: up to and including 1.03b04
• D-Link Dnr-326 Firmware: up to and including 1.40b03
• D-Link DNS-320lw Firmware: up to and including 1.03b04
• D-Link DNS-322l Firmware: up to and including 2.00b07
• D-Link DNS-327l Firmware: up to and including 1.02

Published 2017-08-25. Last modified 2026-06-17.