CVE-2021-27114: Buffer Overflow
First published: Wed Apr 14 2021(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Dlink Dir-816 Firmware | =1.10b05 | |
| Dlink DIR-816 | =a2 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-27114?
The severity of CVE-2021-27114 is critical with a CVSS score of 9.8.
How does CVE-2021-27114 impact D-Link DIR-816 A2 1.10 B05 devices?
CVE-2021-27114 can lead to a Stack-Based Buffer Overflow in D-Link DIR-816 A2 1.10 B05 devices.
How can CVE-2021-27114 be exploited?
CVE-2021-27114 can be exploited by sending a very long text entry for the 's_ip' and 's_mac' fields in the /goform/addassignment route.
What is the CWE ID for CVE-2021-27114?
The CWE ID for CVE-2021-27114 is CWE-119 and CWE-787.
Where can I find more information about CVE-2021-27114?
You can find more information about CVE-2021-27114 at the following references: - [GitHub](https://github.com/GD008/vuln/blob/main/DIR-816_stackoverflow.md) - [D-Link Security Bulletin](https://www.dlink.com/en/security-bulletin/)
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