Cisco Identity Services Engine Software up to 3.4.0 API path traversal

Summaryinfo

A vulnerability, which was classified as critical, has been found in Cisco Identity Services Engine Software. The affected element is an unknown function of the component API. This manipulation causes path traversal. This vulnerability appears as CVE-2024-20532. The attack may be initiated remotely. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Cisco Identity Services Engine Software and classified as critical. Affected by this vulnerability is an unknown functionality of the component API. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability in the API of Cisco ISE could allow an authenticated, remote attacker to read and delete arbitrary files on an affected device. To exploit this vulnerability, the attacker would need valid Super Admin credentials. This vulnerability is due to insufficient validation of user-supplied parameters in API requests. An attacker could exploit this vulnerability by sending a crafted API request to an affected device. A successful exploit could allow the attacker to read or delete arbitrary files on the underlying operating system.

The advisory is shared at sec.cloudapps.cisco.com. This vulnerability is known as CVE-2024-20532 since 11/08/2023. The exploitation appears to be easy. The attack can be launched remotely. Additional levels of successful authentication are necessary for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1006 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 215119 (Cisco Identity Services Engine Multiple Vulnerabilities (cisco-sa-ise-multi-vuln-DBQdWRy)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (215119). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Policy Management Software

Vendor

• Cisco

Name

• Identity Services Engine Software

Version

• 3.0.0
• 3.0.0 p1
• 3.0.0 p2
• 3.0.0 p3
• 3.0.0 p4
• 3.0.0 p5
• 3.0.0 p6
• 3.0.0 p7
• 3.0.0 p8
• 3.1.0
• 3.1.0 p1
• 3.1.0 p2
• 3.1.0 p3
• 3.1.0 p4
• 3.1.0 p5
• 3.1.0 p6
• 3.1.0 p7
• 3.1.0 p8
• 3.1.0 p9
• 3.2.0
• 3.2.0 p1
• 3.2.0 p2
• 3.2.0 p3
• 3.2.0 p4
• 3.2.0 p5
• 3.2.0 p6
• 3.3 Patch 1
• 3.3 Patch 2
• 3.3 Patch 3
• 3.3.0
• 3.4.0

License

• commercial

Website

• Vendor: https://www.cisco.com/

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