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Cisco Nexus 1000V Cross-Site Scripting Vulnerability

Cisco-SA-20140922-CVE-2014-3367 · Medium · Published · Updated

A vulnerability in the VMware vCloud Director of the Cisco Nexus 1000V could allow an unauthenticated, remote attacker to conduct a reflected cross-site scripting (XSS) attack. The vulnerability is due to insufficient input validation of a user-supplied value. An attacker could exploit this vulnerability by convincing a user to click a specific link. Cisco has confirmed the vulnerability in a security notice; however, software updates are not available. To exploit the vulnerability, the attacker may provide a link that directs an authenticated user to a malicious site and use misleading language or instructions to persuade the user to follow the provided link. Cisco indicates through the CVSS score that functional exploit code exists; however, the code is not known to be publicly available.

Cisco advisory · CSAF JSON

Workarounds

Administrators are advised to contact the vendor regarding future updates and releases.

Users are advised not to visit websites or follow links that have suspicious characteristics or cannot be verified as safe.

For additional information about cross-site scripting attacks and the methods used to exploit these vulnerabilities, see the Cisco Applied Mitigation Bulletin Understanding Cross-Site Scripting (XSS) Threat Vectors["http://www.cisco.com/en/US/products/cmb/cisco-amb-20060922-understanding-xss.html"].

Administrators may consider using IP-based access control lists (ACLs) to allow only trusted systems to access the affected systems.

Administrators are advised to monitor affected systems.

CVEsCVE-2014-3367
Cisco Bug IDsCSCuq90524
CVSS ScoreBase 4.3
Base 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N/E:F/RL:U/RC:UC
Product Names From Source
Cisco Nexus 1000V InterCloud for VMware, Cisco Nexus 1000V Switch

Related Products

Product CVE Evidence
Cisco Nexus 1000V Switch CVE-2014-3367 Cisco OpenVuln
Cisco Nexus 1000V InterCloud for VMware CVE-2014-3367 Cisco OpenVuln