CVE-2011-3486

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Published Sep 16, 2011 CVSS 2.0 · 5.0 Medium EPSS 49.6% KEV · Not listed

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.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:beckhoff:twincat::::::::
	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:::::::*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available

Metrics

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: 49.6% (49.650% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
http://aluigi.altervista.org/adv/twincat_1-adv.txt
http://osvdb.org/75495
http://securityreason.com/securityalert/8380
http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-256-06.pdf
https://exchange.xforce.ibmcloud.com/vulnerabilities/69765

History

No history.

Subscriptions

Beckhoff Twincat

Weaknesses

CWE-119

Sources

CVE record Updated: Aug 6, 2024, 11:37 PM

Status: PUBLISHED
Assigner: mitre
Published: Sep 16, 2011, 2:00 PM
Updated: Aug 6, 2024, 11:37 PM
Reserved: Sep 16, 2011, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 16, 2026, 11:33 PM

Status: Modified
Published: Sep 16, 2011, 2:28 PM
Modified: Jun 16, 2026, 11:33 PM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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