CVE-2021-27114

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.

CVSS v3.1

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0

7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P

EPSS

24.55% chance of exploitation in the next 30 days, 98th percentile

Published

2021-04-14

Updated

2024-08-03

Proof-of-concept exploits (1)

• GD008/vuln/blob/main/DIR-816_stackoverflow.md

References

• CVE Record
• NVD entry

Related

• CVE-2021-26810
• CVE-2021-26827
• CVE-2021-27113
• CVE-2021-31326
• CVE-2022-27083
• CVE-2023-49402