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Vulnerability record · CVE-2012-4704 · published 24 February 2013

CVE-2012-4704: 3s-software codesys gateway-server improper input validation vulnerability

33s Software · Codesys Gateway Server

Array index error in 3S CODESYS Gateway-Server before 2.3.9.27 allows remote attackers to execute arbitrary code via a crafted packet.

10.0 CVSS 2.0 High EPSS 4.2% · top 9.5% CWE-20 · Improper input validation
10.0CVSS 2.0 base score
4.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
16 Jun 2026Last modified by NVD

Description

Array index error in 3S CODESYS Gateway-Server before 2.3.9.27 allows remote attackers to execute arbitrary code via a crafted packet.

AV:N/AC:L/Au:N/C:C/I:C/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-2012-4705CODESYS 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%7.8CVE-2012-47063s-software codesys gateway-server vulnerabilityInteger 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 …EPSS 1.6%9.5CVE-2026-88771Citrix NetScaler Improper Input Validation VulnerabilityImproper input validation vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway. This issue affects ADC: before 14.1-73.37, before 13.1-…KEV9.5CVE-2026-93952Arista velocloud orchestrator improper input validation vulnerabilityVeloCloud Orchestrator (VCO) on-prem has a security issue where this issue may allow a remote attacker to access privileged internal functionality an…KEVEPSS 1.1%8.8CVE-2019-1068Microsoft SQL Server improper input validation remote code executionMicrosoft SQL Server mishandles processing of internal functions, allowing an authenticated remote attacker to execute code on the database server. T…KEVEPSS 58%analysed

Source: NIST National Vulnerability Database (record CVE-2012-4704), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.