CVE-2011-3486

Severity CVSS v4.0:

Pending analysis

Type:

CWE-119 Buffer Errors

Publication date:

16/09/2011

Last modified:

11/04/2025

Description

Beckhoff TwinCAT 2.11.0.2004 and earlier allows remote attackers to cause a denial of service via a crafted request to UDP port 48899, which triggers an out-of-bounds read.

Impact

Vector 2.0

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

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

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

Base Score 2.0

5.00

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:beckhoff:twincat::::::::		2.11.0.2004 (including)
cpe:2.3:a:beckhoff:twincat:2.7:::::::*
cpe:2.3:a:beckhoff:twincat:2.8:::::::*
cpe:2.3:a:beckhoff:twincat:2.9:::::::*
cpe:2.3:a:beckhoff:twincat:2.10:::::::*

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

CPE	From	Up to
cpe:2.3:a:beckhoff:twincat::::::::		2.11.0.2004 (including)
cpe:2.3:a:beckhoff:twincat:2.7:::::::*
cpe:2.3:a:beckhoff:twincat:2.8:::::::*
cpe:2.3:a:beckhoff:twincat:2.9:::::::*
cpe:2.3:a:beckhoff:twincat:2.10:::::::*

CVE-2011-3486

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools