Cisco Security Advisory
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AV:L/AC:L/Au:S/C:C/I:C/A:C/E:F/RL:U/RC:C
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A vulnerability in Cisco IOS XR Software could allow an authenticated, local attacker to log in to the device with the privileges of the root user.
The vulnerability is due to a user account that has a default and static password. An attacker could exploit this vulnerability by connecting to the affected system using this default account. An exploit could allow the attacker to log in with the default credentials, allowing the attacker to gain complete control of the underlying operating system.
There are no workarounds that address this vulnerability.
This advisory is available at the following link:
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161207-iosxr
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There are no workarounds that address this vulnerability.
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For information about fixed software releases, consult the Cisco bug ID(s) at the top of this advisory.
When considering software upgrades, customers are advised to consult the advisories for Cisco products, which are available from the Cisco Security Advisories and Alerts page, 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-December-07
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