Vulnerability CVE-2019-6556


Published: 2019-04-10   Modified: 2019-04-11

Description:
When processing project files, the application (Omron CX-Programmer v9.70 and prior and Common Components January 2019 and prior) fails to check if it is referencing freed memory. An attacker could use a specially crafted project file to exploit and execute code under the privileges of the application.

Type:

CWE-416

(Use After Free)

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Omron -> Common components 
Omron -> Cx-programmer 

 References:
https://ics-cert.us-cert.gov/advisories/ICSA-19-094-01
https://www.zerodayinitiative.com/advisories/ZDI-19-344/

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