CVE-2021-33502

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

24/05/2021

Last modified:

08/08/2023

Description

The normalize-url package before 4.5.1, 5.x before 5.3.1, and 6.x before 6.0.1 for Node.js has a ReDoS (regular expression denial of service) issue because it has exponential performance for data: URLs.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x

7.50

Severity 3.x

HIGH

Vector 2.0

AV:N/AC:L/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Physical

Base Score 2.0

5.00

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:normalize-url_project:normalize-url::::::node.js::*	4.3.0 (including)	4.5.1 (excluding)
cpe:2.3:a:normalize-url_project:normalize-url::::::node.js::*	5.0.0 (including)	5.3.1 (excluding)
cpe:2.3:a:normalize-url_project:normalize-url:6.0.0:::::node.js::

To consult the complete list of CPE names with products and versions, see this page

CVE-2021-33502

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools