#VU72073 Information disclosure in Helm - CVE-2023-25165

Vulnerability identifier: #VU72073

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-25165

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Helm
Web applications / CMS

Vendor: The Helm Project

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to insecure usage of the getHostByName template function. A remote attacker can use DNS exfiltration technique to gain access to sensitive information.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Helm: 3.0.0 - 3.11.0

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External links
https://github.com/helm/helm/security/advisories/GHSA-pwcw-6f5g-gxf8

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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.