Vulnerability Report

CVE-2017-6027

RCE

Title: Codesys Web Server RCE

RCE

Proof Of Concept

No public PoC currently indexed for CVE-2017-6027.

CWE Category CWE-434

Published Date May 19, 2017

Modified Date Jun 17, 2026

Exploit Status Not Found

Score 9.8 CVSS v3.0

Exploit Probability (EPSS)

2.63%

Vulnerability Summary

CVE-2017-6027: An Arbitrary File Upload issue was discovered in 3S-Smart Software Solutions GmbH CODESYS Web Server. The following versions of CODESYS Web Server, part of the CODESYS WebVisu web browser visualization software, are affected: CODESYS Web Server Versions 2.3 and prior. A specially crafted web server request may allow the upload of arbitrary files (with a dangerous type) to the CODESYS Web Server without authorization which may allow remote code execution.

Impacted Vendors

novell 1

teamspeak 1

codesys 1

Reference Links

http://www.securityfocus.com/bid/97174 https://ics-cert.us-cert.gov/advisories/ICSA-17-087-02 http://www.securityfocus.com/bid/97174 https://ics-cert.us-cert.gov/advisories/ICSA-17-087-02

CVSS v3.0

Source Entity [email protected]

Severity CRITICAL

9.8

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

CVSS v2.0

Source Entity [email protected]

Severity HIGH

7.5

Access Vector

N/A

Authentication

N/A

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

Associated Attack Patterns (CAPEC)

Total: Patterns