CVE-2011-5007

critical

Description

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.

References

http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-336-01A.pdf

http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-336-01.pdf

http://secunia.com/advisories/47018

http://seclists.org/bugtraq/2011/Nov/178

http://osvdb.org/77387

http://ics-cert.us-cert.gov/advisories/ICSA-12-320-01

http://aluigi.altervista.org/adv/codesys_1-adv.txt

Details

Source: Mitre, NVD

Published: 2011-12-25

Updated: 2026-06-16

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.73201