What is the severity of CVE-2011-3489?

CVE-2011-3489 has been classified as a high severity vulnerability due to its potential to cause denial of service.

How does CVE-2011-3489 affect Rockwell RSLogix?

CVE-2011-3489 allows remote attackers to crash the RSLogix software by sending a specially crafted rna packet.

How do I fix CVE-2011-3489?

To fix CVE-2011-3489, users should upgrade to a version of RSLogix later than 19 that addresses this vulnerability.

What are the impacts of CVE-2011-3489?

The impacts of CVE-2011-3489 include service disruption and operational downtime due to the crashing of the software.

Is CVE-2011-3489 exploitable remotely?

Yes, CVE-2011-3489 is exploitable remotely through TCP port 4446.

Vulnerability/
CVE-2011-3489

medium

CWE

119

16/9/2011

6/8/2024

CVE-2011-3489: Buffer Overflow

First published: Fri Sep 16 2011(Updated: )

RnaUtility.dll in RsvcHost.exe 2.30.0.23 in Rockwell RSLogix 19 and earlier allows remote attackers to cause a denial of service (crash) via a crafted rna packet with a long string to TCP port 4446 that triggers (1) "a memset zero overflow" or (2) an out-of-bounds read, related to improper handling of a 32-bit size field.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
RSLogix	<=19

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Reference Links

Frequently Asked Questions

What is the severity of CVE-2011-3489?
CVE-2011-3489 has been classified as a high severity vulnerability due to its potential to cause denial of service.
How does CVE-2011-3489 affect Rockwell RSLogix?
CVE-2011-3489 allows remote attackers to crash the RSLogix software by sending a specially crafted rna packet.
How do I fix CVE-2011-3489?
To fix CVE-2011-3489, users should upgrade to a version of RSLogix later than 19 that addresses this vulnerability.
What are the impacts of CVE-2011-3489?
The impacts of CVE-2011-3489 include service disruption and operational downtime due to the crashing of the software.
Is CVE-2011-3489 exploitable remotely?
Yes, CVE-2011-3489 is exploitable remotely through TCP port 4446.

agent/references
agent/type
collector/mitre-cve
source/MITRE
agent/weakness
agent/author
agent/severity
agent/last-modified-date
agent/first-publish-date
agent/event
agent/description
agent/source
agent/softwarecombine
agent/tags
collector/nvd-historical
agent/software-canonical-lookup-request
collector/nvd-index
vendor/rockwellautomation
canonical/rslogix
version/rslogix/19

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Frequently Asked Questions

What is the severity of CVE-2011-3489?
CVE-2011-3489 has been classified as a high severity vulnerability due to its potential to cause denial of service.
How does CVE-2011-3489 affect Rockwell RSLogix?
CVE-2011-3489 allows remote attackers to crash the RSLogix software by sending a specially crafted rna packet.
How do I fix CVE-2011-3489?
To fix CVE-2011-3489, users should upgrade to a version of RSLogix later than 19 that addresses this vulnerability.
What are the impacts of CVE-2011-3489?
The impacts of CVE-2011-3489 include service disruption and operational downtime due to the crashing of the software.
Is CVE-2011-3489 exploitable remotely?
Yes, CVE-2011-3489 is exploitable remotely through TCP port 4446.