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CVE-2023-20087: Cisco Identity Services Engine Arbitrary File Download Vulnerabilities

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-05-18 · updated 2026-06-17
• Weakness: CWE-37

Description

Multiple vulnerabilities in the web-based management interface of Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker to download arbitrary files from the filesystem of an affected device. These vulnerabilities are due to insufficient input validation. An attacker could exploit these vulnerabilities by sending crafted HTTP requests to an affected device. A successful exploit could allow the attacker to download arbitrary files from the underlying filesystem of the affected device.

Affected products

• Cisco Identity Services Engine: through 3.1; 3.2

References

• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-file-dwnld-Srcdnkd2
• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-file-dwnld-Srcdnkd2

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