Denial of service in amcharts4



Published: 2021-11-26
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-3807
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
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amcharts
Web applications / JS libraries

Vendor amcharts

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Input validation error

EUVDB-ID: #VU57967

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-2021-3807

CWE-ID: CWE-20 - Improper Input Validation

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of user-supplied input when matching crafted invalid ANSI escape codes in ansi-regex. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

amcharts: 4.10.0 - 4.10.22


CPE2.3 External links

http://github.com/amcharts/amcharts4/releases/tag/4.10.23

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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