Cisco Security Advisory
Cisco ASR 5000 Series SNMP Community String Disclosure Vulnerability
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AV:N/AC:L/Au:S/C:P/I:N/A:N/E:F/RL:OF/RC:C
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A vulnerability in SNMP configuration management in the Cisco ASR 5000 Series could allow an unauthenticated, remote attacker to read and modify the device configuration using an SNMP read-write community string.
The vulnerability occurs because the configured SNMP community string is not confidential. An attacker could perform an SNMP query to the affected device to view the SNMP community string. An exploit could allow the attacker to read and modify the device configuration using the disclosed SNMP read-write community string.
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-20160713-asr
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Workarounds 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-July-13
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