What’s Vulnerable › Vulnerabilities

CVE-2011-5008

• Severity: high (CVSS 7.5 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 5.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2011-12-25 · updated 2026-06-16
• Weakness: CWE-189

Description

Integer overflow in the GatewayService component in 3S CoDeSys 3.4 SP4 Patch 2 allows remote attackers to execute arbitrary code via a large size value in the packet header, which triggers a heap-based buffer overflow.

Affected products

• 3Ssoftware Codesys: 3.4-sp4

References

• http://aluigi.altervista.org/adv/codesys_1-adv.txt
• http://seclists.org/bugtraq/2011/Nov/178
• http://secunia.com/advisories/47018
• http://www.osvdb.org/77386
• http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-336-01A.pdf
• https://exchange.xforce.ibmcloud.com/vulnerabilities/71531
• http://aluigi.altervista.org/adv/codesys_1-adv.txt
• http://seclists.org/bugtraq/2011/Nov/178
• http://secunia.com/advisories/47018
• http://www.osvdb.org/77386
• http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-336-01A.pdf
• https://exchange.xforce.ibmcloud.com/vulnerabilities/71531

Get alerted when CVE-2011-5008 or the next vulnerability affects your stack