#VU64030 Resource exhaustion in minimist - CVE-2021-44906
Published: June 7, 2022
Vulnerability identifier: #VU64030
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2021-44906
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
minimist
minimist
Software vendor:
Gived.Org
Gived.Org
Description
The vulnerability allows a remote attacker to escalate privileges on the system.
The vulnerability exists due to application does not properly control consumption of internal resources. A remote attacker can trick the library into adding or modifying the properties of Object.prototype, using a constructor or __proto__ payload, resulting in prototype pollution and loss of confidentiality, availability, and integrity.
Remediation
Install update from vendor's website.
External links
- https://github.com/Marynk/JavaScript-vulnerability-detection/blob/main/minimist%20PoC.zip
- https://snyk.io/vuln/SNYK-JS-MINIMIST-559764
- https://stackoverflow.com/questions/8588563/adding-custom-properties-to-a-function/20278068#20278068
- https://github.com/substack/minimist/issues/164
- https://github.com/substack/minimist/blob/master/index.js#L69