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Vulnerability record · CVE-2011-5058 · published 10 January 2012

CVE-2011-5058: 3ssoftware codesys permissions and access controls vulnerability

33ssoftware · Codesys

The CmbWebserver.dll module of the Control service in 3S CoDeSys 3.4 SP4 Patch 2 allows remote attackers to create arbitrary directories under the web root by specifying a non-existent directory using \ (backslash) characters in an HTTP GET request.

6.4 CVSS 2.0 Medium EPSS 1.8% · top 22.9% CWE-264 · Permissions and access controls
6.4CVSS 2.0 base score
1.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References, 2 tagged exploit
16 Jun 2026Last modified by NVD

Description

The CmbWebserver.dll module of the Control service in 3S CoDeSys 3.4 SP4 Patch 2 allows remote attackers to create arbitrary directories under the web root by specifying a non-existent directory using \ (backslash) characters in an HTTP GET request.

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

Affected products

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

References

LinkTags
http://aluigi.altervista.org/adv/codesys_1-adv.txt Exploit
http://secunia.com/advisories/47018 Vendor Advisory
http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-336-01A.pdf US Government Resource
https://exchange.xforce.ibmcloud.com/vulnerabilities/72339
http://aluigi.altervista.org/adv/codesys_1-adv.txt Exploit
http://secunia.com/advisories/47018 Vendor Advisory
http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-336-01A.pdf US Government Resource
https://exchange.xforce.ibmcloud.com/vulnerabilities/72339

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Related vulnerabilities

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

10.0CVE-2011-50073S CoDeSys CmpWebServer stack buffer overflow via long URIThe CmpWebServer component in 3S CoDeSys 3.4 SP4 Patch 2 and earlier, as used on the ABB AC500 PLC and possibly other products, contains a stack-base…EPSS 73%analysed7.5CVE-2011-50083ssoftware codesys vulnerabilityInteger overflow in the GatewayService component in 3S CoDeSys 3.4 SP4 Patch 2 allows remote attackers to execute arbitrary code via a large size val…EPSS 5.0%5.0CVE-2011-50093ssoftware codesys vulnerabilityThe CmpWebServer.dll module in the Control service in 3S CoDeSys 3.4 SP4 Patch 2 allows remote attackers to cause a denial of service (NULL pointer d…EPSS 10%5.1CVE-2015-3246libuser userhelper direct /etc/passwd write race conditionlibuser before 0.56.13-8 and 0.60 before 0.60-7, as used by the userhelper program in the usermode package, modifies /etc/passwd directly instead of …KEVEPSS 8.8%analysed6.6CVE-2015-1769Windows Mount Manager symlink mishandling allows local privilege escalationThe Windows Mount Manager mishandles symbolic links, allowing a crafted USB device to trigger arbitrary code execution. Because the flaw is in a core…KEVEPSS 4.1%analysed7.8CVE-2016-3643SolarWinds Virtualization Manager sudo misconfiguration privilege escalationSolarWinds Virtualization Manager 6.3.1 and earlier ship with a misconfigured sudo policy that lets a local user run privileged commands, as shown by…KEVEPSS 3.7%analysed

Source: NIST National Vulnerability Database (record CVE-2011-5058), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.