CVE-2020-7217: High severity openSUSE wicked vulnerability

Published Feb 10, 2020
·
Updated

An nidhcp4fsmprocessdhcp4packet memory leak in openSUSE wicked 0.6.55 and earlier allows network attackers to cause a denial of service by sending DHCP4 packets with a different client-id.

Affected Software

1 affected component
openSUSE wicked<=0.6.55

Event History

Feb 10, 2020
CVE Published
via MITRE·09:32 PM
Data Sourced
via MITRE·09:32 PM
Description
Feb 11, 2020
Data Sourced
via NVD·12:15 PM
DescriptionSeverityWeaknessAffected Software
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2020-7217?

CVE-2020-7217 is classified as a medium severity vulnerability.

2

How do I fix CVE-2020-7217?

To mitigate CVE-2020-7217, upgrade to openSUSE wicked version 0.6.56 or later.

3

What causes CVE-2020-7217 in openSUSE wicked?

CVE-2020-7217 is caused by a memory leak in the ni_dhcp4_fsm_process_dhcp4_packet function when processing malformed DHCP4 packets.

4

Who is affected by CVE-2020-7217?

Users of openSUSE wicked versions 0.6.55 and earlier are affected by CVE-2020-7217.

5

What type of attack does CVE-2020-7217 enable?

CVE-2020-7217 allows network attackers to perform a denial of service through crafted DHCP4 packets.

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