8.8

CVE-2020-6418

Warnung
Exploit
Type confusion in V8 in Google Chrome prior to 80.0.3987.122 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Google ≫ Chrome Version < 80.0.3987.122
Fedoraproject ≫ Fedora Version30
Fedoraproject ≫ Fedora Version31
Debian ≫ Debian Linux Version9.0
Debian ≫ Debian Linux Version10.0

03.11.2021: CISA Known Exploited Vulnerabilities (KEV) Catalog

Google Chromium V8 Type Confusion Vulnerability

Schwachstelle

Google Chromium V8 Engine contains a type confusion vulnerability allows a remote attacker to potentially exploit heap corruption via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

Beschreibung

Apply updates per vendor instructions.

Erforderliche Maßnahmen
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 78.81% 0.995
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 8.8 2.8 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvd@nist.gov 6.8 8.6 6.4
AV:N/AC:M/Au:N/C:P/I:P/A:P
134c704f-9b21-4f2e-91b3-4a467353bcc0 8.8 2.8 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE-843 Access of Resource Using Incompatible Type ('Type Confusion')

The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.

https://security.gentoo.org/glsa/202003-08
Third Party Advisory
https://www.debian.org/security/2020/dsa-4638
Third Party Advisory
Mailing List
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6IOHSO6BUKC6I66J5PZOMAGFVJ66ZS57/
Release Notes
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X3B5RWJQD5LA45MYLLR55KZJOJ5NVZGP/
Release Notes
https://access.redhat.com/errata/RHSA-2020:0738
Third Party Advisory
https://chromereleases.googleblog.com/2020/02/stable-channel-update-for-desktop_24.html
Vendor Advisory
Release Notes
http://packetstormsecurity.com/files/156632/Google-Chrome-80-JSCreate-Side-Effect-Type-Confusion.html
Third Party Advisory
Exploit
VDB Entry
https://crbug.com/1053604
Patch
Vendor Advisory
Exploit
Issue Tracking
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-6418
US Government Resource