CVE-2021-21306

Marked is an open-source markdown parser and compiler (npm package "marked"). In marked from version 1.1.1 and before version 2.0.0, there is a Regular expression Denial of Service vulnerability. This vulnerability can affect anyone who runs user generated code through marked. This vulnerability is fixed in version 2.0.0.

CVSS v3.0 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

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://www.npmjs.com/package/marked	Product Third Party Advisory
https://github.com/markedjs/marked/commit/7293251c438e3ee968970f7609f1a27f9007bccd	Patch Third Party Advisory
https://github.com/markedjs/marked/pull/1864	Patch Third Party Advisory
https://github.com/markedjs/marked/issues/1927	Third Party Advisory
https://github.com/markedjs/marked/security/advisories/GHSA-4r62-v4vq-hr96	Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:marked_project:marked:*:*:*:*:*:node.js:*:*

Information

Published : 2021-02-08 14:15

Updated : 2021-02-11 13:53

NVD link : CVE-2021-21306

Mitre link : CVE-2021-21306

JSON object : View

CWE

CWE-400

Uncontrolled Resource Consumption

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Products Affected

marked_project

marked

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