CVE-2021-45998: Command Injection

Published Feb 4, 2022
·
Updated

D-Link device DIR882 DIR882FW1.30B06Hotfix02 was discovered to contain a command injection vulnerability in the LocalIPAddress parameter. This vulnerability allows attackers to execute arbitrary commands via a crafted HNAP1 POST request.

Affected Software

3 affected components
Dlink Dir-882 Firmware<=1.30b06
Dlink Dir-882 Firmware=1.30b06-hotfix_02_beta
Dlink Dir-882

Event History

Feb 4, 2022
CVE Published
via MITRE·01:33 AM
Data Sourced
via MITRE·01:33 AM
Description
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2021-45998?

The severity of CVE-2021-45998 is critical with a CVSS score of 9.8.

2

How can an attacker exploit CVE-2021-45998?

An attacker can exploit CVE-2021-45998 by sending a crafted HNAP1 POST request with a malicious payload to the LocalIPAddress parameter.

3

Which D-Link devices are affected by CVE-2021-45998?

D-Link device DIR-882 with firmware versions up to and including 1.30B06 and hotfix_02_beta are affected by CVE-2021-45998.

4

How can I fix CVE-2021-45998?

To fix CVE-2021-45998, users should update their D-Link DIR-882 firmware to a version that includes the security patch provided by D-Link.

5

Where can I find more information about CVE-2021-45998?

More information about CVE-2021-45998 can be found in the references provided: [link 1], [link 2], [link 3].

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203