CVE-2020-16008
Stack buffer overflow in WebRTC in Google Chrome prior to 86.0.4240.183 allowed a remote attacker to potentially exploit stack corruption via a crafted WebRTC packet.
02 Description
Stack buffer overflow in WebRTC in Google Chrome prior to 86.0.4240.183 allowed a remote attacker to potentially exploit stack corruption via a crafted WebRTC packet.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 1.15% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 66.8% of scored records. A rank, not a probability.
- NVD base score
- 8.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Important. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2020-11-03 02:21Z5 YR AGO
- Last updated
- 2024-08-04 13:30Z2 YR AGO
- Reserved
- 2020-07-27
- Assigning CNA
- Chrome
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-787Out-of-bounds WriteBase
- Data version
- 5.1
- Document digest
- 3ac8932c9896e91e7552e4d5803183459ebb2e88486e64c642911a7a73609526
05 Affected products
06 References
- chromereleases.googleblog.comhttps://chromereleases.googleblog.com/2020/11/stable-channel-update-for-desktop.html
- crbug.comhttps://crbug.com/1134107
- lists.opensuse.orgopenSUSE-SU-2020:1829http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00016.html
- lists.opensuse.orgopenSUSE-SU-2020:1831http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00017.html
- security.gentoo.orgGLSA-202011-12https://security.gentoo.org/glsa/202011-12
- lists.fedoraproject.orgFEDORA-2020-4e8e48da22https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SC3U3H6AISVZB5PLZLLNF4HMQ4UFFL7M/
- lists.fedoraproject.orgFEDORA-2020-3e005ce2e0https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S4XYJ7B6OXHZNYSA5J3DBUOFEC6WCAGW/
- www.debian.orgDSA-4824https://www.debian.org/security/2021/dsa-4824
07 Fixed in
Arch Linux
- chromium Fixed in 86.0.4240.183-1
Source: Arch Linux Security Tracker, the Arch Linux security team. Reformatted by exploit.cc.
Debian 12
- chromium Fixed in 87.0.4280.88-0.1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- chromium Fixed in 87.0.4280.88-0.1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- chromium Fixed in 87.0.4280.88-0.1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- chromium-browser Fixed in 86.0.4240.198-0ubuntu0.16.04.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- chromium-browser Fixed in 86.0.4240.198-0ubuntu0.18.04.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.