CVE-2011-0220

Name: CVE-2011-0220
Creator: NVD / NIST
Published: 2020-02-05T20:15:10.673+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.26%

Last modified Jun 16, 2026

CVE-2011-0220 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Apple Bonjour before 2011 allows a crash via a crafted multicast DNS packet.. EPSS estimates a 0.26% chance of exploitation in the next 30 days.

Description

Apple Bonjour before 2011 allows a crash via a crafted multicast DNS packet.

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

0.26%

17.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Apple	Bonjour	< 2011

References

Timeline

Published: Feb 5, 2020
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2011-0220?

Apple Bonjour before 2011 allows a crash via a crafted multicast DNS packet.

How severe is CVE-2011-0220?

CVE-2011-0220 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.26% probability of exploitation in the next 30 days.

How do I fix CVE-2011-0220?

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-2011-0220?

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

Scan your code now

Source: NVD / NIST