Vulnerability identifier: #VU22418

Vulnerability risk: Medium

CVSSv3.1: 4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:U/RC:C]

CVE-ID: CVE-2019-12869

CWE-ID: CWE-125

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Config+
Client/Desktop applications / Other client software
PC Worx Express
Client/Desktop applications / Other client software
PC Worx
Client/Desktop applications / Other client software

Vendor: Phoenix Contact GmbH

Description

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

The vulnerability exists due to a boundary condition when parsing the BCP files. A remote attacker can exchange the original PC Worx or Config+ project file with the manipulated one on the application programming workstation, trigger out-of-bounds read error and read contents of memory on the system.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Config+: 1.86

PC Worx Express: 1.86

PC Worx: 1.86

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External links
http://cert.vde.com/en-us/advisories/vde-2019-014
http://www.zerodayinitiative.com/advisories/ZDI-19-579/

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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.