#VU19017 Use of hard-coded credentials in BSP UN30 and PB610 Panel Builder 600 - CVE-2019-10995

Vulnerability identifier: #VU19017

Vulnerability risk: Medium

CVSSv4.0: 7.4 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2019-10995

CWE-ID: CWE-798

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
BSP UN30
Server applications / SCADA systems
PB610 Panel Builder 600
Server applications / SCADA systems

Vendor: ABB

Description

The vulnerability allows an attacker to gain full access to vulnerable system.

The vulnerability exists due to the CP651 HMI component implements hidden administrative accounts that are used during the provisioning phase of the HMI interface. An unauthenticated attacker can prevent legitimate access to an affected system node, take control of it, or insert and run arbitrary code in an affected system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

BSP UN30: before 2.31

PB610 Panel Builder 600: 1.91 - 2.8.0.367

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External links
https://ics-cert.us-cert.gov/advisories/icsa-19-178-02
https://library.e.abb.com/public/b2edb894b46242fda29eb7644a068161/ABB-Advisory_3ADR010402.pdf

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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 local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.