CVE-2020-16021

CVSS V2 Medium 5.1 CVSS V3 High 7.5

Description

Race in image burner in Google Chrome on ChromeOS prior to 87.0.4280.66 allowed a remote attacker who had compromised the browser process to perform OS-level privilege escalation via a malicious file.

Overview

CVE ID
CVE-2020-16021

Assigner
chrome-cve-admin@google.com

Vulnerability Status
Analyzed

Published Version
2021-01-08T19:15:12

Last Modified Date
2021-01-12T15:26:21

Weakness Enumerations

CWE	URL
CWE-362	http://cwe.mitre.org/data/definitions/362.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
		AND
cpe:2.3:a:google:chrome::::::::	1	OR		87.0.4280.66
cpe:2.3:o:google:chrome_os:-:::::::*	0	OR

CVSS Version 2

Version
2.0

Vector String
AV:N/AC:H/Au:N/C:P/I:P/A:P

Access Vector
NETWORK

Access Compatibility
HIGH

Authentication
NONE

Confidentiality Impact
PARTIAL

Integrity Impact
PARTIAL

Availability Impact
PARTIAL

Base Score
5.1

Severity
MEDIUM

Exploitability Score
4.9

Impact Score
6.4

CVSS Version 3

Version
3.1

Vector String
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector
NETWORK

Attack Compatibility
HIGH

Privileges Required
NONE

User Interaction
REQUIRED

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
HIGH

Base Score
7.5

Base Severity
HIGH

Exploitability Score
1.6

Impact Score
5.9

References

Reference URL	Reference Tags
https://chromereleases.googleblog.com/2020/11/stable-channel-update-for-desktop_17.html	Release Notes Vendor Advisory
https://crbug.com/1139414	Permissions Required Vendor Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2020-16021
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16021

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 07:27:36				Added to TrackCVE
2022-12-05 19:37:02	2021-01-08T19:15Z	2021-01-08T19:15:12	CVE Published Date	updated
2022-12-05 19:37:02		2021-01-12T15:26:21	CVE Modified Date	updated
2022-12-05 19:37:02		Analyzed	Vulnerability Status	updated