Information disclosure in Openshift assisted-installer

1) Inclusion of Sensitive Information in Log Files

EUVDB-ID: #VU68864

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-3684

CWE-ID: CWE-532 - Information Exposure Through Log Files

Exploit availability: No

Description

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to during generation of the Discovery ISO, image pull secrets were leaked as plaintext in the installation logs. A local user can exploit this by re-using the image pull secret to pull container images from the registry as the associated user.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Openshift assisted-installer: 1.0.9 - 1.0.24.3

External links

http://bugzilla.redhat.com/show_bug.cgi?id=1985962

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.