PT-2021-14405 · Marked · Marked

Calculuschild + 1 · Published 2021-02-08 · Updated 2021-02-11 · CVE-2021-21306

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: marked versions 1.1.1 through 1.9.x and earlier, before version 2.0.0

Description: The issue is a Regular expression Denial of Service vulnerability. This can affect anyone who runs user-generated code through marked.

Recommendations: For marked versions 1.1.1 through 1.9.x and earlier, before version 2.0.0, update to version 2.0.0 to resolve the issue.

Fix

DoS

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

CVE-2021-21306

GHSA-4R62-V4VQ-HR96

Affected Products

Marked

References · 9

• https://github.com/markedjs/marked/pull/1864 · Patch
• https://github.com/markedjs/marked/commit/7293251c438e3ee968970f7609f1a27f9007bccd · Patch
• https://osv.dev/vulnerability/CVE-2021-21306 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-21306 · Security Note
• https://osv.dev/vulnerability/GHSA-4r62-v4vq-hr96 · Vendor Advisory
• https://github.com/markedjs/marked/issues/1927 · Note
• https://github.com/markedjs/marked/security/advisories/GHSA-4r62-v4vq-hr96 · Note
• https://t.me/cibsecurity/23280 · Telegram Post
• https://npmjs.com/package/marked · Note