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computer vulnerability bulletin CVE-2018-0186 CVE-2018-0188 CVE-2018-0190

Cisco IOS XE: Cross Site Scripting via Web UI

Synthesis of the vulnerability

An attacker can trigger a Cross Site Scripting via Web UI of Cisco IOS XE, in order to run JavaScript code in the context of the web site.
Impacted products: Cisco Catalyst, IOS XE Cisco.
Severity: 2/4.
Creation date: 29/03/2018.
Identifiers: CERTFR-2018-AVI-156, cisco-sa-20180328-webuixss, CSCuz38591, CSCvb09530, CSCvb10022, CVE-2018-0186, CVE-2018-0188, CVE-2018-0190, VIGILANCE-VUL-25708.

Description of the vulnerability

The Cisco IOS XE product offers a web service.

However, it does not filter received data via Web UI before inserting them in generated HTML documents.

An attacker can therefore trigger a Cross Site Scripting via Web UI of Cisco IOS XE, in order to run JavaScript code in the context of the web site.
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