Vulnerability in Google Chrome
CVE-2020-6418
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.788 (99.6th percentile), scored .
High probability of exploitation in the next 30 days — patch promptly. 100th percentile — 99.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.788 · newest: 0.788 · change: 0.000
Affected products
- Google Chrome — versions unspecified
- Debian Linux — versions 9.0, 10.0
- Fedoraproject Fedora — versions 30, 31
- Red Hat Enterprise Linux Desktop — versions 6.0
- Red Hat Enterprise Linux Server — versions 6.0
- Red Hat Enterprise Linux Workstation — versions 6.0
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply updates per vendor instructions.
Public proof-of-concept exploits
References
- chromereleases.googleblog.com/2020/02/stable-channel-update-for-desktop_24.html (Release Notes, Vendor Advisory)
- crbug.com/1053604 (Exploit, Patch, Issue Tracking, Vendor Advisory)
- packetstormsecurity.com/files/156632/Google-Chrome-80-JSCreate-Side-Effect-Type… (Exploit, VDB Entry, Third Party Advisory)
- access.redhat.com/errata/RHSA-2020:0738 (vendor-advisory, Third Party Advisory)
- www.debian.org/security/2020/dsa-4638 (vendor-advisory, Mailing List, Third Party Advisory)
- security.gentoo.org/glsa/202003-08 (vendor-advisory, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory, Release Notes)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory, Release Notes)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)
Frequently asked questions
- What is CVE-2020-6418?
- CVE-2020-6418 is a high-severity vulnerability in Google Chrome, classified under Access of Resource Using Incompatible Type (Type Confusion). CVSS score: 8.8/10. Published 2020-02-27.
- How severe is CVE-2020-6418?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2020-6418 known to be exploited?
- Yes. CVE-2020-6418 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating it is being actively exploited. 40 public proof-of-concept repositories are indexed.