CVE-2017-5388: High severity firefox vulnerability

Published Jan 24, 2017
·
Updated

A STUN server in conjunction with a large number of "webkitRTCPeerConnection" objects can be used to send large STUN packets in a short period of time due to a lack of rate limiting being applied on e10s systems, allowing for a denial of service attack. This vulnerability affects Firefox < 51.

Other sources

A STUN server in conjunction with a large number of webkitRTCPeerConnection objects can be used to send large STUN packets in a short period of time due to a lack of rate limiting being applied on e10s systems, allowing for a denial of service attack.

Affected Software

2 affected componentsFixes available
Mozilla Firefox<51
51
Mozilla Firefox<51.0

Event History

Jan 24, 2017
CVE Published
12:00 AM
Jun 11, 2018
CVE Published
via MITRE·09:00 PM
Data Sourced
via MITRE·09:00 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the severity of CVE-2017-5388?

CVE-2017-5388 has a severity rating of high due to its potential to cause a denial of service attack.

2

How do I fix CVE-2017-5388?

To fix CVE-2017-5388, upgrade Firefox to version 51 or newer.

3

What systems are affected by CVE-2017-5388?

CVE-2017-5388 affects Firefox versions prior to 51, particularly on e10s systems.

4

What type of attack does CVE-2017-5388 allow?

CVE-2017-5388 allows for a denial of service attack by exploiting a lack of rate limiting.

5

Is there a workaround for CVE-2017-5388?

There is no specific workaround for CVE-2017-5388 other than upgrading the affected software.

Contact

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