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ubuntucveUbuntu.comUB:CVE-2020-6555
HistorySep 21, 2020 - 12:00 a.m.

CVE-2020-6555

2020-09-2100:00:00
ubuntu.com
ubuntu.com
11
chrome
out of bounds read
webgl
google chrome 84
remote attacker
sensitive information
process memory
crafted html page
security vulnerability

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

7.6

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

LOW

Availability Impact

LOW

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

EPSS

0.005

Percentile

77.7%

Out of bounds read in WebGL in Google Chrome prior to 84.0.4147.125 allowed
a remote attacker to obtain potentially sensitive information from process
memory via a crafted HTML page.

Notes

Author Note
alexmurray The Debian chromium source package is called chromium-browser in Ubuntu
mdeslaur starting with Ubuntu 19.10, the chromium-browser package is just a script that installs the Chromium snap
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchchromium-browser< 85.0.4183.83-0ubuntu0.18.04.2UNKNOWN
ubuntu16.04noarchchromium-browser< 85.0.4183.83-0ubuntu0.16.04.2UNKNOWN

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

7.6

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

LOW

Availability Impact

LOW

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

EPSS

0.005

Percentile

77.7%