#VU70619 Input validation error in Helm - CVE-2022-23525

Vulnerability identifier: #VU70619

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-23525

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Helm
Web applications / CMS

Vendor: The Helm Project

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 in the repo package when parsing a repository index file. A remote attacker can pass specially crafted repository index file to the application and perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Helm: 3.0.0 - 3.10.2

---

External links
https://github.com/helm/helm/commit/638ebffbc2e445156f3978f02fd83d9af1e56f5b
https://github.com/helm/helm/security/advisories/GHSA-53c4-hhmh-vw5q

---

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.