CVE-2020-6556

CVSS V2 High 9.3 CVSS V3 High 8.8
Description
Heap buffer overflow in SwiftShader in Google Chrome prior to 84.0.4147.135 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Overview
  • CVE ID
  • CVE-2020-6556
  • Assigner
  • chrome-cve-admin@google.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-09-21T20:15:14
  • Last Modified Date
  • 2022-06-29T19:51:40
Weakness Enumerations
CWE URL
CWE-787 http://cwe.mitre.org/data/definitions/787.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* 1 OR 84.0.4147.125
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:C/I:C/A:C
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 9.3
  • Severity
  • HIGH
  • Exploitability Score
  • 8.6
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 8.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 2.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://chromereleases.googleblog.com/2020/08/stable-channel-update-for-desktop_18.html Vendor Advisory
https://crbug.com/1115345 Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EE7XWIZBME7JAY7N6CGPET4CLNHHEIVT/
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00049.html
https://www.debian.org/security/2021/dsa-4824
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-6556
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6556
History
Created Old Value New Value Data Type Notes
2022-05-10 07:28:59 Added to TrackCVE
2022-12-04 23:05:45 2020-09-21T20:15Z 2020-09-21T20:15:14 CVE Published Date updated
2022-12-04 23:05:45 2022-06-29T19:51:40 CVE Modified Date updated
2022-12-04 23:05:45 Analyzed Vulnerability Status updated