CVE-2021-27114 is a critical stack-based buffer overflow vulnerability affecting D-Link DIR-816 A2 1.10 B05 routers. Attackers can exploit this remotely and without authentication by sending an overly long text entry to the /goform/addassignment route's "s_ip" and "s_mac" fields, potentially overwriting the return address. With a CVSS score of 9.8, this flaw allows for complete compromise of confidentiality, integrity, and availability. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.10b05CPE matchmatch criteria | cpe:2.3:o:dlink:dir-816_firmware:1.10b05:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.