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Cisco NX-OS: Cisco Nexus 9000 Series Switches Telnet Login Denial of Service Vulnerability (CVE-2017-3878)

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Cisco NX-OS: Cisco Nexus 9000 Series Switches Telnet Login Denial of Service Vulnerability (CVE-2017-3878)

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
03/15/2017
Created
07/25/2018
Added
03/16/2017
Modified
10/30/2017

Description

A Denial of Service vulnerability in the Telnet remote login functionality of Cisco NX-OS Software running on Cisco Nexus 9000 Series Switches could allow an unauthenticated, remote attacker to cause a Telnet process used for login to terminate unexpectedly and the login attempt to fail. There is no impact to user traffic flowing through the device. Affected Products: This vulnerability affects Cisco Nexus 9000 Series Switches that are running Cisco NX-OS Software and are configured to allow remote Telnet connections to the device. More Information: CSCux46778. Known Affected Releases: 7.0(3)I3(0.170). Known Fixed Releases: 7.0(3)I3(1) 7.0(3)I3(0.257) 7.0(3)I3(0.255) 7.0(3)I2(2e) 7.0(3)F1(1.22) 7.0(3)F1(1).

Solution(s)

  • update-nxos

References

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