Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2014-0777

Severity CVSS v4.0:
Pending analysis
Type:
CWE-119 Buffer Errors
Publication date:
11/04/2014
Last modified:
12/04/2025

Description

The Modbus slave/outstation driver in the OPC Drivers 1.0.20 and earlier in IOServer OPC Server allows remote attackers to cause a denial of service (out-of-bounds read and daemon crash) via a crafted packet.

Impact

Vector 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:C CVSS v2.0 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete

Base Score 2.0
7.80
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:ioserver:ioserver_opc_server:-:*:*:*:*:*:*:*
cpe:2.3:a:ioserver:opc_drivers:*:*:*:*:*:*:*:* 1.0.20 (including)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools