Cisco Security Advisory
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AV:N/AC:L/Au:N/C:N/I:N/A:P/E:F/RL:OF/RC:C
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A vulnerability in the web server of the Cisco IP Phone 8800 Series could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition.
The vulnerability is due to improper validation of user-supplied input by the affected software. An attacker could exploit this vulnerability by sending a malicious HTTP request to the affected device. A successful exploit could cause memory corruption that results in a DoS condition.
Cisco has released software updates that address this vulnerability. Workarounds that address this vulnerability are not available.
This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160817-ipp
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Vulnerable Products
Cisco IP Phone 8800 Series version 11.0(1) is vulnerable.Products Confirmed Not Vulnerable
No other Cisco products are currently known to be affected by this vulnerability.
The following IP Phone 8800 Series Phones are not affected:
- Cisco Unified IP Conference Phone 8831
- Cisco Wireless IP Phone 8821
- Cisco Wireless IP Phone 8821-EX
- Cisco Wireless IP Phone 8825
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Workarounds that address this vulnerability are not available.
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Cisco provides information about fixed software in Cisco bugs, which are accessible through the Cisco Bug Search Tool.
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 be upgraded 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-August-17
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