CVE-2017-6650

Name: CVE-2017-6650
Creator: NVD / NIST
Published: 2017-05-22T01:29:00.79+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.89%

Last modified Jun 17, 2026

CVE-2017-6650 is a vulnerability of currently unknown severity. A vulnerability in the Telnet CLI command of Cisco NX-OS System Software 7.1 through 7.3 running on Cisco Nexus Series Switches could allow an authenticated, local attacker to perform a command injection attack. The vulnerability is due to insufficient input validation of command arguments. EPSS estimates a 0.89% chance of exploitation in the next 30 days.

Description

A vulnerability in the Telnet CLI command of Cisco NX-OS System Software 7.1 through 7.3 running on Cisco Nexus Series Switches could allow an authenticated, local attacker to perform a command injection attack. The vulnerability is due to insufficient input validation of command arguments. An attacker could exploit this vulnerability by injecting crafted command arguments into the Telnet CLI command. An exploit could allow the attacker to read or write arbitrary files at the user's privilege level outside of the user's path. Cisco Bug IDs: CSCvb86771.

Metrics

EPSS Probability

0.89%

54.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Cisco	Nx-Os	7.1\(1\)n1\(1\)
Cisco	Nx-Os	7.1\(2\)n1\(1\)
Cisco	Nx-Os	7.1\(3\)n1\(1\)
Cisco	Nx-Os	7.1\(3\)n1\(2\)
Cisco	Nx-Os	7.1\(3\)n1\(2.1\)
Cisco	Nx-Os	7.1\(3\)n1\(3.12\)
Cisco	Nx-Os	7.1\(4\)n1\(1\)
Cisco	Nx-Os	7.2\(0\)d1\(0.437\)
Cisco	Nx-Os	7.2\(0\)n1\(1\)
Cisco	Nx-Os	7.2\(0\)zz\(99.1\)
Cisco	Nx-Os	7.2\(1\)n1\(1\)
Cisco	Nx-Os	7.3\(0\)n1\(1\)

References

http://www.securityfocus.com/bid/98528Third Party Advisory, Vendor Advisory
http://www.securitytracker.com/id/1038518
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170517-nss1Vendor Advisory
http://www.securityfocus.com/bid/98528Third Party Advisory, Vendor Advisory
http://www.securitytracker.com/id/1038518
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170517-nss1Vendor Advisory

Timeline

Published: May 22, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-6650?

How severe is CVE-2017-6650?

Severity scoring for CVE-2017-6650 is pending analysis. The EPSS model estimates a 0.89% probability of exploitation in the next 30 days.

How do I fix CVE-2017-6650?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-6650?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST