CVE-2011-3486

N/A Unknown
Published: September 16, 2011 Modified: April 29, 2026
View on NVD

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.

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References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://aluigi.altervista.org/adv/twincat_1-adv.txt
Source: cve@mitre.org
Exploit
http://osvdb.org/75495
Source: cve@mitre.org
http://securityreason.com/securityalert/8380
Source: cve@mitre.org
http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-256-06.pdf
Source: cve@mitre.org
US Government Resource
https://exchange.xforce.ibmcloud.com/vulnerabilities/69765
Source: cve@mitre.org
http://aluigi.altervista.org/adv/twincat_1-adv.txt
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit
http://osvdb.org/75495
Source: af854a3a-2127-422b-91ae-364da2661108
http://securityreason.com/securityalert/8380
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-256-06.pdf
Source: af854a3a-2127-422b-91ae-364da2661108
US Government Resource
https://exchange.xforce.ibmcloud.com/vulnerabilities/69765
Source: af854a3a-2127-422b-91ae-364da2661108

10 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
58.4%
98th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-119

Affected Vendors

beckhoff

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