medium
6.1
CWE
79
Advisory Published
Updated

CVE-2021-40121: Cisco Identity Services Engine Cross-Site Scripting Vulnerabilities

First published: Thu Oct 21 2021(Updated: )

Multiple vulnerabilities in the web-based management interface of Cisco Identity Services Engine (ISE) Software could allow an attacker to conduct a cross-site scripting (XSS) attack against a user of the interface. For more information about these vulnerabilities, see the Details section of this advisory.

Credit: ykramarz@cisco.com

Affected SoftwareAffected VersionHow to fix
Cisco Identity Services Engine<=2.6
Cisco Identity Services Engine=2.6\(0.156\)
Cisco Identity Services Engine=2.6\(0.999\)
Cisco Identity Services Engine=2.6.0
Cisco Identity Services Engine=2.6.0-patch1
Cisco Identity Services Engine=2.6.0-patch2
Cisco Identity Services Engine=2.6.0-patch3
Cisco Identity Services Engine=2.6.0-patch5
Cisco Identity Services Engine=2.6.0-patch6
Cisco Identity Services Engine=2.6.0-patch7
Cisco Identity Services Engine=2.6.0-patch8
Cisco Identity Services Engine=2.6.0-patch9
Cisco Identity Services Engine=2.7
Cisco Identity Services Engine=2.7\(0.207\)
Cisco Identity Services Engine=2.7\(0.356\)
Cisco Identity Services Engine=2.7\(0.356\)
Cisco Identity Services Engine=2.7\(0.903\)
Cisco Identity Services Engine=2.7.0
Cisco Identity Services Engine=2.7.0-patch1
Cisco Identity Services Engine=2.7.0-patch2
Cisco Identity Services Engine=2.7.0-patch3
Cisco Identity Services Engine=2.7.0-patch4
Cisco Identity Services Engine=3.0\(0.458\)
Cisco Identity Services Engine=3.0.0
Cisco Identity Services Engine=3.0.0-patch1
Cisco Identity Services Engine=3.0.0-patch2

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Reference Links

Frequently Asked Questions

  • What is CVE-2021-40121?

    CVE-2021-40121 is a vulnerability in the web-based management interface of Cisco Identity Services Engine (ISE) Software that could allow an attacker to conduct a cross-site scripting (XSS) attack against a user of the interface.

  • What is the severity of CVE-2021-40121?

    The severity of CVE-2021-40121 is medium with a CVSS score of 4.8.

  • How does CVE-2021-40121 affect Cisco Identity Services Engine?

    CVE-2021-40121 affects multiple versions of Cisco Identity Services Engine (ISE) Software, including version 2.6 and 2.7.

  • What is the Common Weakness Enumeration (CWE) ID for CVE-2021-40121?

    The CWE ID for CVE-2021-40121 is CWE-79, which represents cross-site scripting (XSS) vulnerabilities.

  • How can I fix CVE-2021-40121?

    To fix CVE-2021-40121, it is recommended to upgrade to a fixed version of Cisco Identity Services Engine (ISE) Software.

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