CVE-2018-7814

Schneider Electric GUIcon GD1 File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability

Severity Score

7.8

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A Stack-based Buffer Overflow (CWE-121) vulnerability exists in Eurotherm by Schneider Electric GUIcon V2.0 (Gold Build 683.0) which could cause remote code to be executed when parsing a GD1 file

Existe una vulnerabilidad de desbordamiento de búfer basado en pila (CWE-121) en Eurotherm, de Schneider Electric GUIcon V2.0 (Gold Build 683.0), lo que podría provocar que se ejecute código remoto al analizar un archivo GD1.

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Schneider Electric GUIcon. 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 parsing of a GD1 file. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the process.

*Credits: mdm and rgod of 9SG Security Team

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

2018-03-08 CVE Reserved
2018-12-14 CVE Published
2024-06-29 EPSS Updated
2024-08-05 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-787: Out-of-bounds Write

CAPEC

References (2)

URL	Tag	Source
http://www.securityfocus.com/bid/106218	Third Party Advisory

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://www.schneider-electric.com/ww/en/download/document/SEVD-2018-338-01	2020-08-24

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Schneider-electric Search vendor "Schneider-electric"		Guicon Search vendor "Schneider-electric" for product "Guicon"				2.0 Search vendor "Schneider-electric" for product "Guicon" and version "2.0"		-		Affected