Advisory Details

October 18th, 2019

Horner Automation Cscape CSP File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

CVE ID	CVE-2019-13545
CVSS SCORE	7.8, AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AFFECTED VENDORS	Horner Automation
AFFECTED PRODUCTS	Cscape
VULNERABILITY DETAILS	This vulnerability allows remote attackers to execute arbitrary code on affected installations of Horner Automation Cscape. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the processing of CSP files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated structure. An attacker can leverage this vulnerability to execute code in the context of the current process.
ADDITIONAL DETAILS	Horner Automation has issued an update to correct this vulnerability. More details can be found at: https://www.us-cert.gov/ics/advisories/icsa-19-290-02
DISCLOSURE TIMELINE	2019-06-07 - Vulnerability reported to vendor 2019-10-18 - Coordinated public release of advisory
CREDIT	Francis Provencher {PRL}

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