Critical severity9.8NVD Advisory· Published Apr 14, 2021· Updated Jun 17, 2026
CVE-2021-27114
CVE-2021-27114
Description
An issue was discovered in D-Link DIR-816 A2 1.10 B05 devices. Within the handler function of the /goform/addassignment route, a very long text entry for the"'s_ip" and "s_mac" fields could lead to a Stack-Based Buffer Overflow and overwrite the return address.
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Affected products
3- cpe:2.3:o:dlink:dir-816_firmware:1.10b05:*:*:*:*:*:*:*
- D-Link/DIR-816 A2description
Patches
Vulnerability mechanics
References
2- github.com/GD008/vuln/blob/main/DIR-816_stackoverflow.mdnvdExploitThird Party Advisory
- www.dlink.com/en/security-bulletin/nvdVendor Advisory
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