7.8
CWE
125 121
Advisory Published
Updated
Advisory Published

CVE-2020-12498: Phoenix Contact Automationworx PC WORX MWE File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability

First published: Wed Jul 01 2020(Updated: )

mwe file parsing in Phoenix Contact PC Worx and PC Worx Express version 1.87 and earlier is vulnerable to out-of-bounds read remote code execution. Manipulated PC Worx projects could lead to a remote code execution due to insufficient input data validation.

Credit: info@cert.vde.com

Affected SoftwareAffected VersionHow to fix
Phoenixcontact Pc Worx<1.87
Phoenixcontact Pc Worx Express<=1.87
Phoenix Contact Automationworx
Phoenix Contact PC Worx version 1.87 and prior
Phoenix Contact PC Worx Express version 1.87 and prior

Remedy

With the next version of Automation Worx Software Suite (Version > 1.87) a sharpened input data validation with respect to buffer size and description of size and number of objects referenced in a file will be implemented.

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Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the vulnerability ID of this vulnerability?

    The vulnerability ID of this vulnerability is CVE-2020-12498.

  • What is the severity rating of CVE-2020-12498?

    The severity rating of CVE-2020-12498 is high (7.8).

  • How can remote attackers exploit CVE-2020-12498?

    Remote attackers can exploit CVE-2020-12498 by executing arbitrary code on affected installations of Phoenix Contact Automationworx.

  • What user interaction is required to exploit CVE-2020-12498?

    To exploit CVE-2020-12498, the target must visit a malicious page or open a malicious file.

  • What are the affected software versions of Phoenix Contact Automationworx?

    The affected software versions of Phoenix Contact Automationworx include PC Worx (up to version 1.87) and PC Worx Express (up to version 1.87).

Contact

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