CVE-2020-6418 KEV EXPLOIT
8.8
HIGH · CVSS 3.1 · EPSS 78.8% (pctl 100)
Patch first
On CISA KEV — known exploited in the wild, due 2022-05-03.
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.
Scoring
| CVSS | 8.8 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| EPSS | 78.81% — more likely to be exploited than 100% of all CVEs |
| Weakness | CWE-843 |
| On CISA KEV | yes — remediate by 2022-05-03 |
| Public exploit | yes |
| Published | 2020-02-27 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Google Chromium V8 Type Confusion Vulnerability |
|---|---|
| Added | 2021-11-03 |
| Due | 2022-05-03 |
| Vendor / product | Google / Chromium V8 |
| Ransomware use | none reported |
Affected (6)
| Vendor | Product |
|---|---|
| debian | debian linux |
| fedoraproject | fedora |
| chrome | |
| redhat | enterprise linux desktop |
| redhat | enterprise linux server |
| redhat | enterprise linux workstation |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Google Chrome 80 - JSCreate Side-effect Type Confusion (Metasploit) | 2020-03-09 |
References
- http://packetstormsecurity.com/files/156632/Google-Chrome-80-JSCreate-Side-Effect-Type-Confusion.html
- https://access.redhat.com/errata/RHSA-2020:0738
- https://chromereleases.googleblog.com/2020/02/stable-channel-update-for-desktop_24.html
- https://crbug.com/1053604
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6IOHSO6BUKC6I66J5PZOMAGFVJ66ZS57/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X3B5RWJQD5LA45MYLLR55KZJOJ5NVZGP/
- https://security.gentoo.org/glsa/202003-08
- https://www.debian.org/security/2020/dsa-4638
- http://packetstormsecurity.com/files/156632/Google-Chrome-80-JSCreate-Side-Effect-Type-Confusion.html
- https://access.redhat.com/errata/RHSA-2020:0738
- https://chromereleases.googleblog.com/2020/02/stable-channel-update-for-desktop_24.html
- https://crbug.com/1053604
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6IOHSO6BUKC6I66J5PZOMAGFVJ66ZS57/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X3B5RWJQD5LA45MYLLR55KZJOJ5NVZGP/
- https://security.gentoo.org/glsa/202003-08
- https://www.debian.org/security/2020/dsa-4638
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-6418
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