Stack-based buffer overflow in GUIcon Eurotherm - CVE-2018-7814

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Main Vulnerability Database Vulnerabilities #VU16540

Stack-based buffer overflow in GUIcon Eurotherm - CVE-2018-7814

Published: December 14, 2018


Vulnerability identifier: #VU16540
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2018-7814
CWE-ID: CWE-121
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Schneider Electric
Affected software:
GUIcon Eurotherm

Detailed vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to stack-based buffer overflow when handling malicious input. A remote unauthenticated attacker can trick the victim into parsing a specially crafted GD1 file, trigger memory corruption and execute arbitrary code with elevated privileges.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


How to mitigate CVE-2018-7814

Update to version 2.0.683.003.

Sources