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ubuntucveUbuntu.comUB:CVE-2021-32821
HistoryJan 03, 2023 - 12:00 a.m.

CVE-2021-32821

2023-01-0300:00:00
ubuntu.com
ubuntu.com
4
mootools
javascript
redos
css
jquery
vulnerability

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

35.7%

MooTools is a collection of JavaScript utilities for JavaScript developers.
All known versions include a CSS selector parser that is vulnerable to
Regular Expression Denial of Service (ReDoS). An attack requires that an
attacker can inject a string into a CSS selector at runtime, which is quite
common with e.g. jQuery CSS selectors. No patches are available for this
issue.

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

35.7%