CWE
787 119
Advisory Published
Updated

CVE-2021-33268: Buffer Overflow

First published: Wed Dec 01 2021(Updated: )

D-Link DIR-809 devices with firmware through DIR-809Ax_FW1.12WWB03_20190410 were discovered to contain a stack buffer overflow vulnerability in the function sub_8003183C in /fromLogin. This vulnerability is triggered via a crafted POST request.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Dlink Dir-809 Firmware<=1.12wwb03
Dlink Dir-809

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Frequently Asked Questions

  • What is the vulnerability ID for this D-Link DIR-809 vulnerability?

    The vulnerability ID for this D-Link DIR-809 vulnerability is CVE-2021-33268.

  • What is the severity of CVE-2021-33268?

    The severity of CVE-2021-33268 is critical with a CVSS score of 9.8.

  • How does CVE-2021-33268 affect D-Link DIR-809 devices?

    CVE-2021-33268 affects D-Link DIR-809 devices with firmware through DIR-809Ax_FW1.12WWB03_20190410.

  • How is CVE-2021-33268 triggered?

    CVE-2021-33268 is triggered via a crafted POST request.

  • Is there a fix available for CVE-2021-33268?

    Yes, it is recommended to update the firmware to a version that is not vulnerable to CVE-2021-33268.

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