CVE-2019-6555

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

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Cscape, 9.80 SP4 and prior. An improper input validation vulnerability may be exploited by processing specially crafted POC files. This may allow an attacker to read confidential information and remotely execute arbitrary code.

Cscape en versiones 9.80 SP4 y anteriores. Una vulnerabilidad de validación de entradas incorrecta podría explotarse procesando archivos POC especialmente manipulados. Esto podría permitir a un atacante leer información confidencial y ejecutar código arbitrario de manera remota.

This vulnerability allows remote attackers to execute arbitrary code on vulnerable 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.

*Credits: Anonymous

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2019-01-22 CVE Reserved
2019-02-20 CVE Published
2024-09-16 CVE Updated
2025-01-07 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-20: Improper Input Validation

CAPEC

References (2)

URL	Tag	Source
http://www.securityfocus.com/bid/107087	Third Party Advisory
https://ics-cert.us-cert.gov/advisories/ICSA-19-050-03	Third Party Advisory

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Hornerautomation Search vendor "Hornerautomation"		Cscape Search vendor "Hornerautomation" for product "Cscape"				< 9.80 Search vendor "Hornerautomation" for product "Cscape" and version " < 9.80"		-		Affected
Hornerautomation Search vendor "Hornerautomation"		Cscape Search vendor "Hornerautomation" for product "Cscape"				9.80 Search vendor "Hornerautomation" for product "Cscape" and version "9.80"		-		Affected
Hornerautomation Search vendor "Hornerautomation"		Cscape Search vendor "Hornerautomation" for product "Cscape"				9.80 Search vendor "Hornerautomation" for product "Cscape" and version "9.80"		sp1		Affected
Hornerautomation Search vendor "Hornerautomation"		Cscape Search vendor "Hornerautomation" for product "Cscape"				9.80 Search vendor "Hornerautomation" for product "Cscape" and version "9.80"		sp2		Affected
Hornerautomation Search vendor "Hornerautomation"		Cscape Search vendor "Hornerautomation" for product "Cscape"				9.80 Search vendor "Hornerautomation" for product "Cscape" and version "9.80"		sp3		Affected
Hornerautomation Search vendor "Hornerautomation"		Cscape Search vendor "Hornerautomation" for product "Cscape"				9.80 Search vendor "Hornerautomation" for product "Cscape" and version "9.80"		sp4		Affected