CVE-2022-20956
First published: Thu Nov 03 2022(Updated: )
A vulnerability in the web-based management interface of Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker to bypass authorization and access system files. This vulnerability is due to improper access control in the web-based management interface of an affected device. An attacker could exploit this vulnerability by sending a crafted HTTP request to the affected device. A successful exploit could allow the attacker to list, download, and delete certain files that they should not have access to. Cisco plans to release software updates that address this vulnerability. https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-access-contol-EeufSUCx ["https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-access-contol-EeufSUCx"]
Credit: ykramarz@cisco.com ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco Identity Services Engine | =3.1 | |
| Cisco Identity Services Engine | =3.1-patch1 | |
| Cisco Identity Services Engine | =3.1-patch3 | |
| Cisco Identity Services Engine | =3.1-patch4 | |
| Cisco Identity Services Engine | =3.2 |
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Reference Links
Frequently Asked Questions
What is CVE-2022-20956?
CVE-2022-20956 is a vulnerability in the web-based management interface of Cisco Identity Services Engine (ISE) that could allow an authenticated, remote attacker to bypass authorization and access system files.
What is the severity of CVE-2022-20956?
The severity of CVE-2022-20956 is high, with a CVSS score of 8.8.
What is affected by CVE-2022-20956?
Cisco Identity Services Engine versions 3.1, 3.1-patch1, 3.1-patch3, 3.1-patch4, and 3.2 are affected by CVE-2022-20956.
How can an attacker exploit CVE-2022-20956?
An authenticated, remote attacker can exploit CVE-2022-20956 by bypassing authorization in the web-based management interface of Cisco ISE and accessing system files.
Is there a fix available for CVE-2022-20956?
Yes, Cisco has released patches to address the vulnerability. Please refer to the Cisco Security Advisory for more information.
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- version/cisco identity services engine/3.1
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- version/cisco identity services engine/3.2