VulnerabilityAnalyzed
CVE-2020-6418
Google Chromium V8 Type Confusion Vulnerability
KEVHIGH 8.8EPSS 78.8%
Does this matter?
Known to be exploited in the wild (CISA KEV, CISA remediation deadline 3 May 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.
Description
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.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 78.81% probability · 100th percentile
- CISA KEV
- Listed 3 November 2021 · due 3 May 2022
- Weakness
- CWE-843
- Affected
- google/chrome · fedoraproject/fedora · redhat/enterprise linux desktop · redhat/enterprise linux server · redhat/enterprise linux workstation · debian/debian linux
- Source
- chrome-cve-admin@google.com
CISA notes
Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2020-6418
References
- http://packetstormsecurity.com/files/156632/Google-Chrome-80-JSCreate-Side-Effect-Type-Confusion.htmlExploit, Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2020:0738Third Party Advisory
- https://chromereleases.googleblog.com/2020/02/stable-channel-update-for-desktop_24.htmlRelease Notes, Vendor Advisory
- https://crbug.com/1053604Exploit, Issue Tracking, Patch, Vendor Advisory
- 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://security.gentoo.org/glsa/202003-08Third Party Advisory
- https://www.debian.org/security/2020/dsa-4638Mailing List, Third Party Advisory
- http://packetstormsecurity.com/files/156632/Google-Chrome-80-JSCreate-Side-Effect-Type-Confusion.htmlExploit, Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2020:0738Third Party Advisory
- https://chromereleases.googleblog.com/2020/02/stable-channel-update-for-desktop_24.htmlRelease Notes, Vendor Advisory
- https://crbug.com/1053604Exploit, Issue Tracking, Patch, Vendor Advisory
- 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://security.gentoo.org/glsa/202003-08Third Party Advisory
- https://www.debian.org/security/2020/dsa-4638Mailing List, Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-6418US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.