Vulnerability record · CVE-2011-2530 · published 22 June 2011

CVE-2011-2530: Rockwellautomation rslinx memory buffer overflow vulnerability

Rockwellautomation · Rslinx

Buffer overflow in RSEds.dll in RSHWare.exe in the EDS Hardware Installation Tool 1.0.5.1 and earlier in Rockwell Automation RSLinx Classic before 2.58 allows user-assisted remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a malformed .eds file.

9.3 CVSS 2.0 High EPSS 7.6% · top 5.7% CWE-119 · Memory buffer overflow

9.3CVSS 2.0 base score

7.6%EPSS exploitation probability, 30 days

NoNot in CISA KEV

2Affected product versions listed by NVD

8References

16 Jun 2026Last modified by NVD

Description

AV:N/AC:M/Au:N/C:C/I:C/A:C

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Eds Hardware Installation Tool Rockwellautomation

Rslinx Rockwellautomation

References

Link	Tags
http://rockwellautomation.custhelp.com/app/answers/detail/a_id/279194	Permissions Required
http://www.kb.cert.org/vuls/id/127584	US Government Resource
http://www.kb.cert.org/vuls/id/MAPG-8G9PWX	US Government Resource
http://www.securityfocus.com/bid/48092	Third Party AdvisoryVDB Entry
http://rockwellautomation.custhelp.com/app/answers/detail/a_id/279194	Permissions Required
http://www.kb.cert.org/vuls/id/127584	US Government Resource
http://www.kb.cert.org/vuls/id/MAPG-8G9PWX	US Government Resource
http://www.securityfocus.com/bid/48092	Third Party AdvisoryVDB Entry

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2019-6553Rockwell RSLinx Classic stack buffer overflow via Forward Open requestRockwell Automation RSLinx Classic 4.10.00 and prior contains an input validation flaw in a DLL where data from a Forward Open service request is cop…EPSS 66%analysed4 Apr 2019 9.8CVE-2018-14829Rockwellautomation rslinx stack-based buffer overflow vulnerabilityRockwell Automation RSLinx Classic Versions 4.00.01 and prior. This vulnerability may allow a remote threat actor to intentionally send a malformed C…EPSS 16%20 Sep 2018 8.2CVE-2020-12034Rockwellautomation eds subsystem sql injection vulnerabilityProducts that use EDS Subsystem: Version 28.0.1 and prior (FactoryTalk Linx software (Previously called RSLinx Enterprise): Versions 6.00, 6.10, and …EPSS 1.3%20 May 2020 7.5CVE-2020-13573Rockwellautomation rslinx memory buffer overflow vulnerabilityA denial-of-service vulnerability exists in the Ethernet/IP server functionality of Rockwell Automation RSLinx Classic 2.57.00.14 CPR 9 SR 3. A speci…EPSS 3.4%7 Jan 2021 7.5CVE-2018-14821Rockwellautomation rslinx heap-based buffer overflow vulnerabilityRockwell Automation RSLinx Classic Versions 4.00.01 and prior. This vulnerability may allow a remote, unauthenticated threat actor to intentionally s…EPSS 4.5%20 Sep 2018 7.5CVE-2018-14827Rockwellautomation rslinx uncontrolled resource consumption vulnerabilityRockwell Automation RSLinx Classic Versions 4.00.01 and prior. A remote, unauthenticated threat actor may intentionally send specially crafted Ethern…EPSS 3.8%20 Sep 2018 6.9CVE-2014-9204Rockwellautomation rslinx memory buffer overflow vulnerabilityStack-based buffer overflow in OPCTest.exe in Rockwell Automation RSLinx Classic before 3.73.00 allows remote attackers to execute arbitrary code via…EPSS 1.6%17 May 2015 5.5CVE-2020-12038Rockwellautomation eds subsystem memory buffer overflow vulnerabilityProducts that use EDS Subsystem: Version 28.0.1 and prior (FactoryTalk Linx software (Previously called RSLinx Enterprise): Versions 6.00, 6.10, and …EPSS 2.5%19 May 2020

Source: NIST National Vulnerability Database (record CVE-2011-2530), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.