Cisco UCS Director Web-based Management Interface Stored cross site scripting

Summaryinfo

A vulnerability classified as problematic was found in Cisco UCS Director. This vulnerability affects unknown code of the component Web-based Management Interface. The manipulation results in cross site scripting (Stored). This vulnerability was named CVE-2018-15406. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in Cisco UCS Director (Virtualization Software) (version unknown). It has been classified as problematic. Affected is an unknown function of the component Web-based Management Interface. The manipulation with an unknown input leads to a cross site scripting vulnerability (Stored). CWE is classifying the issue as 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. This is going to have an impact on integrity. CVE summarizes:

A vulnerability in the web-based management interface of Cisco UCS Director could allow an unauthenticated, remote attacker to conduct a stored cross-site scripting (XSS) attack against a user of the web-based management interface of an affected system. The vulnerability is due to insufficient validation of user-supplied input by the web-based management interface of an affected system. An attacker could exploit this vulnerability by persuading a user of the interface to click a malicious link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the interface or allow the attacker to access sensitive, browser-based information.

The bug was discovered 10/03/2018. The weakness was presented 10/05/2018 as cisco-sa-20181003-ucsd-xss as confirmed advisory (Website). The advisory is shared for download at tools.cisco.com. This vulnerability is traded as CVE-2018-15406 since 08/17/2018. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 05/22/2023). The MITRE ATT&CK project declares the attack technique as T1059.007.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $5k-$25k.

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Virtualization Software

Vendor

• Cisco

Name

• UCS Director

License

• commercial

Website

• Vendor: https://www.cisco.com/

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Once again VulDB remains the best source for vulnerability data.

Discussion