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Cisco Secure Access Control Server Reflective Cross-Site Scripting Vulnerability

Related Vulnerabilities: CVE-2015-6349  

A vulnerability in the Cisco Secure Access Control Server (ACS) web interface could allow an unauthenticated, remote attacker to impact the integrity of the system by executing a reflective cross-site scripting (XSS) attack. The vulnerability is due to a lack of input validation on user-supplied input. An attacker could exploit this vulnerability by sending a crafted URL to the affected system. A successful exploit could allow the attacker to affect the integrity of the system via database manipulation. Cisco has released software updates that address this vulnerability. Workarounds that mitigate this vulnerability are not available. This advisory is available at the following link: http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151023-acs_xss1

Source

Summary

  • A vulnerability in the Cisco Secure Access Control Server (ACS) web interface could allow an unauthenticated, remote attacker to impact the integrity of the system by executing a reflective cross-site scripting (XSS) attack.

    The vulnerability is due to a lack of input validation on user-supplied input. An attacker could exploit this vulnerability by sending a crafted URL to the affected system. A successful exploit could allow the attacker to affect the integrity of the system via database manipulation.

    Cisco has released software updates that address this vulnerability. Workarounds that mitigate this vulnerability are not available.

    This advisory is available at the following link: http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151023-acs_xss1

Affected Products

  • Vulnerable Products

    Cisco Secure Access Control Server (ACS) Solution Engine version 5.7(0.15).

    Products Confirmed Not Vulnerable

    No other Cisco products are currently known to be affected by this vulnerability.

Workarounds

  • Workarounds are not available.

Fixed Software

  • When considering software upgrades, customers are advised to consult the Cisco Security Advisories and Responses archive at http://www.cisco.com/go/psirt and review subsequent advisories to determine exposure and a complete upgrade solution.
    In all cases, customers should ensure that the devices to upgrade contain sufficient memory and confirm that current hardware and software configurations will continue to be supported properly by the new release. If the information is not clear, customers are advised to contact the Cisco Technical Assistance Center (TAC) or their contracted maintenance providers.

Exploitation and Public Announcements

  • The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory.

Cisco Security Vulnerability Policy

  • To learn about Cisco security vulnerability disclosure policies and publications, see the Security Vulnerability Policy. This document also contains instructions for obtaining fixed software and receiving security vulnerability information from Cisco.

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Revision History

  • Version Description Section Status Date
    1.0 Initial public release - Final 2015-October-26

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