Improper Certificate Validation in Hitachi Energy PCM600 Update Manager

1) Improper Certificate Validation

EUVDB-ID: #VU58499

Risk: Low

CVSSv3.1: 5.8 [CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-22278

CWE-ID: CWE-295 - Improper Certificate Validation

Exploit availability: No

Description

The vulnerability allows a local user to compromise the target system.

The vulnerability exists due to improper certificate validation. A local user can create software packages, sign those packages with specially crafted certificates and point the PCM600 update server location to a different location.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

PCM600 Update Manager: 2.1 - 2.4.20119.2

CPE2.3

• cpe:2.3:a:hitachi_energy:pcm600_update_manager:2.4.20119.2:*:*:*:*:*:*:*
• cpe:2.3:a:hitachi_energy:pcm600_update_manager:2.4.20041.1:*:*:*:*:*:*:*
• cpe:2.3:a:hitachi_energy:pcm600_update_manager:2.3.0.60:*:*:*:*:*:*:*

External links

http://search.abb.com/library/Download.aspx?DocumentID=2NGA001142&LanguageCode=en&DocumentPartId=&Action=Launch
http://search.abb.com/library/Download.aspx?DocumentID=8DBD000056&LanguageCode=en&DocumentPartId=&Action=Launch

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.