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CVE-2011-5007

HighPublished

Stack-based buffer overflow in the CmpWebServer component in 3S CoDeSys 3.4 SP4 Patch 2 and earlier, as used on the ABB AC500 PLC and possibly other...

Published: Dec 25, 2011
Updated: Aug 7, 2024
Assigning CNA: mitre
Evidence observed: Dec 1, 2011

Primary CVSS

10.0/ 10High

nvd · CVSS 2.0

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

EPSS probability estimate

72.7%

High · next 30 days

Percentile: 99.4%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

Stack-based buffer overflow in the CmpWebServer component in 3S CoDeSys 3.4 SP4 Patch 2 and earlier, as used on the ABB AC500 PLC and possibly other products, allows remote attackers to execute arbitrary code via a long URI to TCP port 8080.

Sources

CoDeSys SCADA 2.3 - Remote Buffer OverflowExploit
Celil Ünüver · windows · Dec 1, 2011
CoDeSys SCADA 2.3 - WebServer Stack Buffer Overflow (Metasploit)Exploit
Metasploit · windows · Dec 13, 2011

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