Cisco Security Advisory
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AV:N/AC:L/Au:N/C:N/I:N/A:P/E:F/RL:U/RC:C
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A vulnerability in the GUI function in the web framework code of Cisco Small Business SG300 Managed Switches could allow an unauthenticated, remote attacker to cause the HTTPS process to become unresponsive, resulting in a partial denial of service (DoS) condition.
The vulnerability is due to improper handling, processing, and termination of HTTPS connections. An attacker could exploit this vulnerability by sending crafted HTTPS requests to management-enabled interfaces of an affected system.
Cisco has not released software updates that address this vulnerability. There are no workarounds that address this vulnerability.
This advisory is available at the following link: http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160127-sbms
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There are no workarounds that address this vulnerability.
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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.
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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.
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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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Show LessVersion Description Section Status Date 1.0 Initial public release. — Final 2016-January-27
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