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ubuntucveUbuntu.comUB:CVE-2020-36632
HistoryDec 25, 2022 - 12:00 a.m.

CVE-2020-36632

2022-12-2500:00:00
ubuntu.com
ubuntu.com
16
critical vulnerability
hughsk flat
remote attack
prototype pollution
unflatten function
index.js
object attributes
patch
upgrade
version 5.0.1
identifier vdb-216777

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.006 Low

EPSS

Percentile

78.7%

A vulnerability, which was classified as critical, was found in hughsk flat
up to 5.0.0. This affects the function unflatten of the file index.js. The
manipulation leads to improperly controlled modification of object
prototype attributes (‘prototype pollution’). It is possible to initiate
the attack remotely. Upgrading to version 5.0.1 is able to address this
issue. The name of the patch is 20ef0ef55dfa028caddaedbcb33efbdb04d18e13.
It is recommended to upgrade the affected component. The identifier
VDB-216777 was assigned to this vulnerability.

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

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.006 Low

EPSS

Percentile

78.7%