CVE-2013-6683: Input Validation

Published Nov 13, 2013
·
Updated

The IPv6 implementation in Cisco NX-OS does not properly handle neighbor-table adjacencies, which allows remote attackers to cause a denial of service (NS processing outage) via a series of malformed packets, aka Bug ID CSCtd15904.

Affected Software

1 affected component
Cisco NX-OS

Event History

Nov 13, 2013
CVE Published
via MITRE·03:00 PM
Data Sourced
via MITRE·03:00 PM
Description
Data Sourced
via NVD·03:55 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2013-6683?

CVE-2013-6683 has been assigned a critical severity rating due to its potential to cause a denial of service.

2

How do I fix CVE-2013-6683?

To mitigate CVE-2013-6683, users should apply the recommended patches provided by Cisco for affected versions of NX-OS.

3

What systems are affected by CVE-2013-6683?

CVE-2013-6683 specifically affects Cisco NX-OS software running on compatible devices.

4

What kind of attack does CVE-2013-6683 facilitate?

CVE-2013-6683 allows remote attackers to perform denial of service attacks by sending crafted malformed packets.

5

Is there a known workaround for CVE-2013-6683?

Currently, there are no known workarounds for CVE-2013-6683 other than applying the appropriate patches.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203