Vulnerability identifier: #VU19939

Vulnerability risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-400

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
grpc-ts-health-check
Web applications / Modules and components for CMS

Vendor: Nicolas Pearson

Description

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

The vulnerability exists due to the package exposes an API endpoint. A remote attacker can set the service's health status to failing, trigger resource exhaustion and perform a denial of service (DoS) attack as Kubernetes blocks traffic to services with a failing status.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

grpc-ts-health-check: 1.0.0 - 1.0.14

---

External links
http://www.npmjs.com/advisories/1097

---

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.