Denial of service in Marked package for npm



Published: 2021-02-08 | Updated: 2021-05-04
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-21306
CWE-ID CWE-400
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		marked
Web applications / Modules and components for CMS

Vendor NextAuth.js

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Resource exhaustion

EUVDB-ID: #VU52831

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-21306

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

marked: 1.1.1 - 2.0.0

External links

http://github.com/markedjs/marked/commit/7293251c438e3ee968970f7609f1a27f9007bccd
http://github.com/markedjs/marked/issues/1927
http://github.com/markedjs/marked/pull/1864
http://github.com/markedjs/marked/security/advisories/GHSA-4r62-v4vq-hr96
http://www.npmjs.com/package/marked


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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