Stack Buffer Overflow in CODESYS Web Server by 3S-Smart Software Solutions
CVE-2017-6025

9.8CRITICAL

Key Information:

Vendor

Codesys

Status
3s-smart Software Solutions Gmbh Codesys Web Server
Vendor
CVE Published:
19 May 2017

What is CVE-2017-6025?

A Stack Buffer Overflow vulnerability exists in the CODESYS Web Server, a component of the CODESYS WebVisu visualization software. This security flaw affects versions 2.3 and earlier, allowing attackers to exploit the application by sending excessively long strings to XML-handling functions. Due to inadequate verification of string sizes before memory operations, this can lead to application crashes or potential execution of arbitrary code, posing significant risks to the affected systems.

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Affected Version(s)

3S-Smart Software Solutions GmbH CODESYS Web Server 3S-Smart Software Solutions GmbH CODESYS Web Server

References

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

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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