Improper Certificate Validation in Helm

Published: 2019-07-17 | Updated: 2019-07-26

Risk	Medium
Patch available	YES
Number of vulnerabilities	1
CVE-ID	CVE-2019-1010275
CWE-ID	CWE-295
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	Helm Web applications / CMS
Vendor	The Helm Project

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Improper Certificate Validation

EUVDB-ID: #VU19389

Risk: Medium

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

CVE-ID: CVE-2019-1010275

CWE-ID: CWE-295 - Improper Certificate Validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain unauthorized access to a targeted system.

The vulnerability exists due to the software allows self-signed certificates to pass the server-side certificate verification phase. A remote attacker can send a specially crafted certificate and connect to a targeted system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Helm: 2.0.0 - 2.7.1

CPE2.3

External links

https://github.com/helm/helm/pull/3152
https://github.com/helm/helm/pull/3152/files/1096813bf9a425e2aa4ac755b6c991b626dfab50
https://github.com/helm/helm/releases/tag/v2.7.2

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.