CVE-2020-16009
HighActively exploited (CISA KEV)
Description
Inappropriate implementation in V8 in Google Chrome prior to 86.0.4240.183 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
SeverityHigh
CVSS8.8
Exploit probability—
Product
Google Chromium V8
PublishedNov 3, 2020
First seenNov 3, 2020
Added to KEVNov 3, 2021
Weakness typeCWE-843CWE-843CWE-787Out-of-bounds write
How to fix
CISA required action
Apply updates per vendor instructions.
CISA due date: May 3, 2022Update
- google chrome86.0.4240.183 or later
- cefsharp cefsharp86.0.241 or later
- microsoft edge86.0.622.63 or later
- microsoft edge_chromium86.0.4240.183 or later
- CefSharp.Common86.0.241 or later
- CefSharp.Wpf86.0.241 or later
- CefSharp.WinForms86.0.241 or later
- CefSharp.Wpf.HwndHost86.0.241 or later
Vendor advisories
- security.gentoo.org/glsa/202011-12
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SC3U3H6AISVZB5PLZLLNF4HMQ4UFFL7M/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S4XYJ7B6OXHZNYSA5J3DBUOFEC6WCAGW/
- debian.org/security/2021/dsa-4824
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| google chrome | v < 86.0.4240.183 | 86.0.4240.183 |
| cefsharp cefsharp | v < 86.0.241 | 86.0.241 |
| microsoft edge | v < 86.0.622.63 | 86.0.622.63 |
| microsoft edge_chromium | v < 86.0.4240.183 | 86.0.4240.183 |
| opensuse backports_sle | 15.0 | — |
| opensuse leap | 15.1, 15.2 | — |
| fedoraproject fedora | 32, 33 | — |
| debian debian_linux | 10.0 | — |
| CefSharp.CommonNuGet | v < 86.0.241 | 86.0.241 |
| CefSharp.WpfNuGet | v < 86.0.241 | 86.0.241 |
| CefSharp.WinFormsNuGet | v < 86.0.241 | 86.0.241 |
| CefSharp.Wpf.HwndHostNuGet | v < 86.0.241 | 86.0.241 |
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