CVE-2024-20296

Severity: high (CVSS 7.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-07-17 · updated 2026-06-17
Weakness: CWE-434

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.

Affected products

Cisco Identity Services Engine: from 3.0.0 before 3.1; 3.1.0, 3.1.0-patch1, 3.1.0-patch2, 3.1.0-patch3, 3.1.0-patch4, 3.1.0-patch5 (+14) — fixed in 3.1

How to fix

Upgrade to a fixed version: Cisco Identity Services Engine 3.1. Check the vendor advisory for mitigations.

References

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