Vulnerability identifier: #VU60879

Vulnerability 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-2020-7746

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Chart.js
Web applications / JS libraries

Vendor: chartjs

Description

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

The vulnerability exists due to Prototype Pollution in the "options" parameter. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability..

Vulnerable software versions

Chart.js: 2.0.0 - 2.9.3

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External links
http://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBCHARTJS-1019376
http://github.com/chartjs/Chart.js/pull/7920
http://snyk.io/vuln/SNYK-JS-CHARTJS-1018716
http://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1019375
http://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1019374

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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.