CVE-2024-20296: identity services File Upload RCE — Fix

Description

A vulnerability in the web-based management interface of Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker to upload arbitrary files to an affected device. To exploit this vulnerability, an attacker would need at least valid Policy Admin credentials on the affected device. This vulnerability is due to improper validation of files that are uploaded to the web-based management interface. An attacker could exploit this vulnerability by uploading arbitrary files to an affected device. A successful exploit could allow the attacker to store malicious files on the system, execute arbitrary commands on the operating system, and elevate privileges to root.

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CVSS v3.1 Score

4.7

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L

Weakness Type (CWE)

CWE-434 Unrestricted Upload

Affected Products

Vendor	Product	Versions
cisco	identity_services_engine	3.0.0 — 3.1
cisco	identity_services_engine	All
cisco	identity_services_engine	All
cisco	identity_services_engine	All
cisco	identity_services_engine	All
cisco	identity_services_engine	All
cisco	identity_services_engine	All
cisco	identity_services_engine	All
cisco	identity_services_engine	All
cisco	identity_services_engine	All
cisco	identity_services_engine	All
cisco	identity_services_engine	All
cisco	identity_services_engine	All
cisco	identity_services_engine	All
cisco	identity_services_engine	All
cisco	identity_services_engine	All
cisco	identity_services_engine	All
cisco	identity_services_engine	All
cisco	identity_services_engine	All
cisco	identity_services_engine	All
cisco	identity_services_engine	All

References

Advisories & Patches

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-file-upload-krW2TxA9 https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-file-upload-krW2TxA9

Frequently Asked Questions

What is CVE-2024-20296? +

A vulnerability in the web-based management interface of Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker to upload arbitrary files to an affected device. To exploit this vulnerability, an attacker would need at least valid Policy Admin credentials on the affected device. This vulnerability is due to improper validation of files that are uploaded to the web-based management interface. An attacker could exploit this vulnerability by uploading arbitrary files to an affected device. A successful exploit could allow the attacker to store malicious files on the system, execute arbitrary commands on the operating system, and elevate privileges to root. It has a CVSS v3.1 base score of 4.7 (MEDIUM).

How severe is CVE-2024-20296? +

CVE-2024-20296 has a CVSS v3.1 score of 4.7 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-20296? +

CVE-2024-20296 affects products from cisco, specifically: identity_services_engine. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-20296? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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