CVE-2020-6514

Name: CVE-2020-6514
Creator: NVD / NIST
Published: 2020-07-22T17:15:13.447+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 7.79%

Last modified Jun 17, 2026

CVE-2020-6514 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Inappropriate implementation in WebRTC in Google Chrome prior to 84.0.4147.89 allowed an attacker in a privileged network position to potentially exploit heap corruption via a crafted SCTP stream.. EPSS estimates a 7.79% chance of exploitation in the next 30 days.

Description

Inappropriate implementation in WebRTC in Google Chrome prior to 84.0.4147.89 allowed an attacker in a privileged network position to potentially exploit heap corruption via a crafted SCTP stream.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

7.79%

93.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

Affected Software

Vendor	Product	Versions	Update
Google	Chrome	< 84.0.4147.89	—
Opensuse	Backports Sle	15.0	Sp1
Opensuse	Leap	15.1	—
Opensuse	Leap	15.2	—
Fedoraproject	Fedora	31	—
Fedoraproject	Fedora	32	—
Debian	Debian Linux	9.0	—
Debian	Debian Linux	10.0	—
Canonical	Ubuntu Linux	16.04	—
Canonical	Ubuntu Linux	18.04	—
Canonical	Ubuntu Linux	20.04	—
Apple	Safari	< 13.1.2	—
Apple	Ipados	< 13.6	—
Apple	Iphone Os	< 13.6	—
Apple	Tvos	< 13.4.8	—
Apple	Watchos	< 6.2.8	—

References

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00069.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00007.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00008.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00011.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00018.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00022.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00025.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00032.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00041.htmlMailing List, Third Party Advisory
http://packetstormsecurity.com/files/158697/WebRTC-usrsctp-Incorrect-Call.htmlExploit, Third Party Advisory, VDB Entry
https://chromereleases.googleblog.com/2020/07/stable-channel-update-for-desktop.htmlRelease Notes, Vendor Advisory
https://crbug.com/1076703Exploit, Issue Tracking, Vendor Advisory
https://lists.debian.org/debian-lts-announce/2020/07/msg00027.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/08/msg00006.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MTRPPTKZ2RKVH2XGQCWNFZ7FOGQ5LLCA/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MYIDWCHG24ZTFD4P42D4A4WWPPA74BCG/
https://security.gentoo.org/glsa/202007-08Third Party Advisory
https://security.gentoo.org/glsa/202007-64Third Party Advisory
https://security.gentoo.org/glsa/202101-30Third Party Advisory
https://support.apple.com/kb/HT211288Third Party Advisory
https://support.apple.com/kb/HT211290Third Party Advisory
https://support.apple.com/kb/HT211291Third Party Advisory
https://support.apple.com/kb/HT211292Third Party Advisory
https://usn.ubuntu.com/4443-1/Third Party Advisory
https://www.debian.org/security/2020/dsa-4736Third Party Advisory
https://www.debian.org/security/2020/dsa-4740Third Party Advisory
https://www.debian.org/security/2021/dsa-4824Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00069.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00007.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00008.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00011.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00018.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00022.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00025.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00032.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00041.htmlMailing List, Third Party Advisory
http://packetstormsecurity.com/files/158697/WebRTC-usrsctp-Incorrect-Call.htmlExploit, Third Party Advisory, VDB Entry
https://chromereleases.googleblog.com/2020/07/stable-channel-update-for-desktop.htmlRelease Notes, Vendor Advisory
https://crbug.com/1076703Exploit, Issue Tracking, Vendor Advisory
https://lists.debian.org/debian-lts-announce/2020/07/msg00027.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/08/msg00006.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MTRPPTKZ2RKVH2XGQCWNFZ7FOGQ5LLCA/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MYIDWCHG24ZTFD4P42D4A4WWPPA74BCG/
https://security.gentoo.org/glsa/202007-08Third Party Advisory
https://security.gentoo.org/glsa/202007-64Third Party Advisory
https://security.gentoo.org/glsa/202101-30Third Party Advisory
https://support.apple.com/kb/HT211288Third Party Advisory
https://support.apple.com/kb/HT211290Third Party Advisory
https://support.apple.com/kb/HT211291Third Party Advisory
https://support.apple.com/kb/HT211292Third Party Advisory
https://usn.ubuntu.com/4443-1/Third Party Advisory
https://www.debian.org/security/2020/dsa-4736Third Party Advisory
https://www.debian.org/security/2020/dsa-4740Third Party Advisory
https://www.debian.org/security/2021/dsa-4824Third Party Advisory

Timeline

Published: Jul 22, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-6514?

Inappropriate implementation in WebRTC in Google Chrome prior to 84.0.4147.89 allowed an attacker in a privileged network position to potentially exploit heap corruption via a crafted SCTP stream.

How severe is CVE-2020-6514?

CVE-2020-6514 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 7.79% probability of exploitation in the next 30 days.

How do I fix CVE-2020-6514?

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-2020-6514?

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

Scan your code now

Source: NVD / NIST