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CVE-2011-1564

10.0 · HIGH

Multiple integer overflows in the HMI application in DATAC RealFlex RealWin 2.1 (Build 6.1.10.10) and earlier allow remote attackers to execute arbitrary code via crafted (1) On_FC_MISC_FCS_MSGBROA…

Published Apr 5, 2011realflexCWE-189EPSS 18.63%

Overview

CVE-2011-1564 is a high-severity vulnerability affecting realflex realwin. It was published on April 5, 2011 and has a CVSS 2.0 base score of 10.0 (HIGH).

This vulnerability has a CVSS 2.0 base score of 10.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Multiple integer overflows in the HMI application in DATAC RealFlex RealWin 2.1 (Build 6.1.10.10) and earlier allow remote attackers to execute arbitrary code via crafted (1) On_FC_MISC_FCS_MSGBROADCAST and (2) On_FC_MISC_FCS_MSGSEND packets, which trigger a heap-based buffer overflow.

Remediation

Check the references section for vendor advisories and patches from realflex. Update realwin to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
realflexrealwin0Affected

References

Refaluigi.org/adv/realwin_6-adv.txtRefsecunia.com/advisories/43848Refsecurityreason.com/securityalert/8177Refwww.exploit-db.com/exploits/17025Refwww.securityfocus.com/bid/46937Refwww.us-cert.gov/control_systems/pdf/ICS-ALERT-11-080-04.pdfRefwww.vupen.com/english/advisories/2011/0742Refaluigi.org/adv/realwin_6-adv.txtRefsecunia.com/advisories/43848Refsecurityreason.com/securityalert/8177

How CyberStrike helps

Frequently asked questions

What is CVE-2011-1564?

CVE-2011-1564 is a high-severity vulnerability affecting realflex realwin. It was published on April 5, 2011 and has a CVSS 2.0 base score of 10.0 (HIGH).

How severe is CVE-2011-1564?

This vulnerability has a CVSS 2.0 base score of 10.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2011-1564?

Check the references section for vendor advisories and patches from realflex. Update realwin to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2011-1564?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2011-1564 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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