7.7
CWE
89
Advisory Published
Updated

CVE-2021-21921: SQL Injection

First published: Wed Dec 22 2021(Updated: )

A specially-crafted HTTP request can lead to SQL injection. An attacker can make authenticated HTTP requests to trigger this vulnerability at ‘name_filter’ parameter with the administrative account or through cross-site request forgery.

Credit: talos-cna@cisco.com

Affected SoftwareAffected VersionHow to fix
Advantech R-SeeNet=2.4.15

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Frequently Asked Questions

  • What is CVE-2021-21921?

    CVE-2021-21921 is a vulnerability that allows for SQL injection through a specially-crafted HTTP request.

  • How can an attacker exploit CVE-2021-21921?

    An attacker can exploit CVE-2021-21921 by making authenticated HTTP requests or through cross-site request forgery to trigger the vulnerability at the 'name_filter' parameter with the administrative account.

  • What is the severity of CVE-2021-21921?

    CVE-2021-21921 has a severity rating of high with a CVSS score of 4.9.

  • Which software is affected by CVE-2021-21921?

    Advantech R-SeeNet version 2.4.15 is affected by CVE-2021-21921.

  • How can CVE-2021-21921 be fixed?

    To fix CVE-2021-21921, update Advantech R-SeeNet to a version that does not have the vulnerability.

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