PT-2015-3984 · Cisco · Cisco Nx-Os+1

Published 2015-02-02 · Updated 2015-11-04 · CVE-2014-8013

Positive Technologies (AI Summary)

CVSS v2.0

4.9

Medium

Base vector

AV:L/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Cisco NX-OS (affected versions not specified)

Description The issue is related to the TACACS+ command-authorization implementation, which allows local users to cause a denial of service by executing a long CLI command. This is due to incorrect processing of very long command-line interface commands by the TACACS+ command authorization feature. An attacker must be locally authenticated to exploit this issue, and successful exploitation could allow the attacker to cause the device to reload.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2014-8013

Affected Products

Cisco Nx-Os

Cisco Nexus

References · 5

• http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-8013 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2014-8013 · Security Note
• http://securitytracker.com/id/1031685 · Note
• http://securityfocus.com/bid/72393 · Note
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/Cisco-SA-20150202-CVE-2014-8013 · Note