Denial of service in mountebank package for npm



Published: 2020-10-06
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID N/A
CWE-ID CWE-400
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		mountebank
Web applications / Modules and components for CMS

Vendor Brandon Byars

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Resource exhaustion

EUVDB-ID: #VU47338

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: N/A

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 in IP whitelisting CLI parameters "--localOnly" and "--ipWhiteList". 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

mountebank: 1.0.72 - 2.3.0

External links

http://snyk.io/vuln/SNYK-JS-MOUNTEBANK-1014529
http://github.com/bbyars/mountebank/commit/65f583c521bf3828a7c53037b2795a4ff5269820
http://github.com/bbyars/mountebank/commit/c3d5383bc7d3f5c9717bcc6c19482e4dc6e96e12


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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