CVE-2020-6831: Buffer Overflow

Published May 5, 2020
·
Updated

A buffer overflow could occur when parsing and validating SCTP chunks in WebRTC. This could have led to memory corruption and a potentially exploitable crash.

Affected Software

18 affected componentsFixes available
debian/chromium
120.0.6099.224-1~deb11u1128.0.6613.84-1~deb12u1128.0.6613.137-1~deb12u1128.0.6613.113-1~deb13u1128.0.6613.137-1
debian/firefox
130.0-2
debian/firefox-esr
115.14.0esr-1~deb11u1115.15.0esr-1~deb11u1115.14.0esr-1~deb12u1115.15.0esr-1~deb12u1115.15.0esr-1
debian/thunderbird
1:115.12.0-1~deb11u11:115.15.0-1~deb11u11:115.12.0-1~deb12u11:115.15.0-1~deb12u11:128.1.1esr-11:128.2.0esr-1
Mozilla Thunderbird<68.8
68.8
Mozilla Firefox<76
76
Mozilla Firefox ESR<68.8
68.8
Google Chrome<81.0.4044.138
81.0.4044.138
Mozilla Firefox<76.0
Mozilla Firefox ESR<68.8.0
Mozilla Thunderbird<68.8.0
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=18.04
Canonical Ubuntu Linux=19.10
Canonical Ubuntu Linux=20.04
Debian Debian Linux=9.0
Debian Debian Linux=10.0
openSUSE Leap=15.2

Event History

May 5, 2020
CVE Published
12:00 AM
May 26, 2020
CVE Published
via MITRE·05:05 PM
Data Sourced
via MITRE·05:05 PM
DescriptionWeakness
Jan 11, 2024
Data Sourced
via Launchpad·11:52 PM
Description
Sep 16, 2024
Data Sourced
via Ubuntu·02:29 AM
RemedyDescriptionSeverityAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the vulnerability CVE-2020-6831 about?

CVE-2020-6831 is a buffer overflow vulnerability that can occur when parsing SCTP chunks in WebRTC, potentially leading to memory corruption and crashes.

2

What are the affected software versions for CVE-2020-6831?

Affected software versions for CVE-2020-6831 include Firefox ESR versions up to 68.8, Thunderbird versions up to 68.8, and Firefox versions up to 76.

3

How do I fix CVE-2020-6831?

To fix CVE-2020-6831, update affected applications to the latest versions provided by Mozilla or your corresponding package manager.

4

What are the potential impacts of CVE-2020-6831?

The potential impacts of CVE-2020-6831 include memory corruption and the possibility of crashes which could be exploited to execute arbitrary code.

5

Is CVE-2020-6831 a serious vulnerability?

Yes, CVE-2020-6831 is considered a serious vulnerability due to its ability to cause memory corruption and crashes in affected applications.

Contact

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