Cisco Identity Services Engine Web-based Management Interface cross site scripting

Summaryinfo

A vulnerability classified as problematic has been found in Cisco Identity Services Engine. This impacts an unknown function of the component Web-based Management Interface. The manipulation leads to cross site scripting. This vulnerability is listed as CVE-2020-3157. The attack may be initiated remotely. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Cisco Identity Services Engine (Policy Management Software) (version now known) and classified as problematic. This issue affects some unknown processing of the component Web-based Management Interface. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is confidentiality, and integrity. The summary by CVE is:

A vulnerability in the web-based management interface of Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the web-based interface. The vulnerability is due to insufficient validation of user-supplied input to the web-based management interface. An attacker could exploit this vulnerability by crafting a malicious configuration and saving it to the targeted system. An exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information when an administrator views the configuration. An attacker would need write permissions to exploit this vulnerability successfully.

The weakness was presented 03/04/2020 as cisco-sa-ise-xss-BR7nEDjG as confirmed advisory (Website). It is possible to read the advisory at tools.cisco.com. The identification of this vulnerability is CVE-2020-3157 since 12/12/2019. The attack may be initiated remotely. Required for exploitation is a simple authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

Upgrading eliminates this vulnerability.

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Productinfo

Type

• Policy Management Software

Vendor

• Cisco

Name

• Identity Services Engine

License

• commercial

Website

• Vendor: https://www.cisco.com/

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