Cisco IOS XE Web-based User Interface Parameter cross site scripting

Summaryinfo

A vulnerability categorized as problematic has been discovered in Cisco IOS XE. Impacted is an unknown function of the component Web-based User Interface. Executing a manipulation as part of Parameter can lead to cross site scripting. This vulnerability is handled as CVE-2018-0186. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability has been found in Cisco IOS XE (Router Operating System) (affected version unknown) and classified as problematic. This vulnerability affects an unknown functionality of the component Web-based User Interface. The manipulation as part of a Parameter leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect integrity. CVE summarizes:

Multiple vulnerabilities in the web-based user interface (web UI) of Cisco IOS XE Software could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the web UI of the affected software. The vulnerabilities are due to insufficient input validation of certain parameters that are passed to the affected software via the web UI. An attacker could exploit these vulnerabilities by persuading a user of the affected UI to access a malicious link or by intercepting a user request for the affected UI and injecting malicious code into the request. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected UI or allow the attacker to access sensitive browser-based information on the user's system. Cisco Bug IDs: CSCuz38591, CSCvb09530, CSCvb10022.

The bug was discovered 03/28/2018. The weakness was released 03/28/2018 with Cisco as cisco-sa-20180328-webuixss as confirmed advisory (Website). The advisory is available at tools.cisco.com. This vulnerability was named CVE-2018-0186 since 11/27/2017. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 01/17/2020). This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 316224 (Cisco IOS XE Software Web UI Cross-Site Scripting Vulnerabilities(cisco-sa-20180328-webuixss)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 103551†). Entries connected to this vulnerability are available at VDB-115187 and VDB-115189. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• Router Operating System

Vendor

• Cisco

Name

• IOS XE

License

• commercial

Website

• Vendor: https://www.cisco.com/

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Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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