CVE-2021-27113 — CRITICAL (9.8)

Vulnerability Description

An issue was discovered in D-Link DIR-816 A2 1.10 B05 devices. An HTTP request parameter is used in command string construction within the handler function of the /goform/addRouting route. This could lead to Command Injection via Shell Metacharacters.

CVSS Score

9.8

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Dlink	Dir-816 Firmware	1.10b05
Dlink	Dir-816	a2

Related Weaknesses (CWE)

CWE-78

References

https://github.com/GD008/vuln/blob/main/DIR-816_2.mdExploitThird Party Advisory
https://www.dlink.com/en/security-bulletin/Vendor Advisory
https://github.com/GD008/vuln/blob/main/DIR-816_2.mdExploitThird Party Advisory
https://www.dlink.com/en/security-bulletin/Vendor Advisory

FAQ

What is CVE-2021-27113?

CVE-2021-27113 is a vulnerability with a CVSS score of 9.8 (CRITICAL). An issue was discovered in D-Link DIR-816 A2 1.10 B05 devices. An HTTP request parameter is used in command string construction within the handler function of the /goform/addRouting route. This could ...

How severe is CVE-2021-27113?

CVE-2021-27113 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-27113?

Check the references section above for vendor advisories and patch information. Affected products include: Dlink Dir-816 Firmware, Dlink Dir-816.