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Vulnerability record · CVE-2012-4706 · published 24 February 2013

CVE-2012-4706: 3s-software codesys gateway-server vulnerability

33s Software · Codesys Gateway Server

Integer signedness error in 3S CODESYS Gateway-Server before 2.3.9.27 allows remote attackers to cause a denial of service via a crafted packet that triggers a heap-based buffer overflow.

7.8 CVSS 2.0 High EPSS 1.6% · top 25.1% CWE-189 · CWE-189
7.8CVSS 2.0 base score
1.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
16 Jun 2026Last modified by NVD

Description

Integer signedness error in 3S CODESYS Gateway-Server before 2.3.9.27 allows remote attackers to cause a denial of service via a crafted packet that triggers a heap-based buffer overflow.

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

Affected products

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

References

LinkTags
http://ics-cert.us-cert.gov/advisories/ICSA-13-050-01A
http://ics-cert.us-cert.gov/advisories/ICSA-13-050-01A

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Related vulnerabilities

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

10.0CVE-2013-27813s-software codesys gateway-server vulnerabilityUse-after-free vulnerability in the server application in 3S CODESYS Gateway 2.3.9.27 allows remote attackers to cause a denial of service (daemon cr…EPSS 3.8%10.0CVE-2012-47043s-software codesys gateway-server improper input validation vulnerabilityArray index error in 3S CODESYS Gateway-Server before 2.3.9.27 allows remote attackers to execute arbitrary code via a crafted packet.EPSS 4.2%10.0CVE-2012-4705CODESYS Gateway-Server path traversal enables remote code execution3S CODESYS Gateway-Server before 2.3.9.27 contains a directory traversal flaw (CWE-22) reachable through a crafted pathname. Because the traversal ca…EPSS 65%analysed10.0CVE-2012-47073s-software codesys gateway-server code injection vulnerability3S CODESYS Gateway-Server before 2.3.9.27 allows remote attackers to execute arbitrary code via vectors that trigger an out-of-bounds memory access.EPSS 3.6%10.0CVE-2012-47083s-software codesys gateway-server memory buffer overflow vulnerabilityStack-based buffer overflow in 3S CODESYS Gateway-Server before 2.3.9.27 allows remote attackers to execute arbitrary code via a crafted packet.EPSS 7.4%8.4CVE-2013-2094Linux Kernel perf_swevent_init Integer Type Flaw Enables Local Privilege EscalationThe perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9 uses an incorrect integer data type, allowing a local user to…KEVEPSS 48%analysed

Source: NIST National Vulnerability Database (record CVE-2012-4706), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.