Command Injection Vulnerability in D-Link DIR-823-Pro Devices
CVE-2021-46456

9.8CRITICAL

Key Information:

Vendor

D-Link
Status
Dir-823 Pro Firmware
Vendor
CVE Published:
4 February 2022

What is CVE-2021-46456?

A command injection vulnerability exists in the D-Link DIR-823-Pro firmware v1.0.2, specifically in the SetWLanACLSettings function. This flaw allows unauthorized users to execute arbitrary commands by manipulating the wl(0).(0)_maclist parameter. This security risk may lead to compromised device functionality, making it imperative for users to apply security updates or patches provided by D-Link to mitigate potential threats.

References

https://www.dlink.com/en/security-bulletin/
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https://github.com/pjqwudi/my_vuln/blob/main/D-link/vuln_...
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https://supportannouncement.us.dlink.com/announcement/pub...
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CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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