CVE-2022-21670

markdown-it is a Markdown parser. Prior to version 1.3.2, special patterns with length greater than 50 thousand characterss could slow down the parser significantly. Users should upgrade to version 12.3.2 to receive a patch. There are no known workarounds aside from upgrading.

CVSS v3 5.3 MEDIUM
CVSS v2.0 5.0 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/markdown-it/markdown-it/commit/ffc49ab46b5b751cd2be0aabb146f2ef84986101	Patch Third Party Advisory
https://github.com/markdown-it/markdown-it/security/advisories/GHSA-6vfc-qv3f-vr6c	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:markdown-it_project:markdown-it:*:*:*:*:*:*:*:*

History

24 Jul 2023, 13:54

Type	Values Removed	Values Added
CWE	~~CWE-400~~	CWE-1333

Information

Published : 2022-01-10 21:15

Updated : 2024-02-28 18:48

NVD link : CVE-2022-21670

Mitre link : CVE-2022-21670

CVE.ORG link : CVE-2022-21670

JSON object : View

Products Affected

markdown-it_project

markdown-it

CWE

CWE-1333

Inefficient Regular Expression Complexity

CWE-400

Uncontrolled Resource Consumption

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