#VU26606 Path traversal in Automation Studio - CVE-2019-19102

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Main Vulnerability Database Vulnerabilities #VU26606

#VU26606 Path traversal in Automation Studio - CVE-2019-19102

Published: April 6, 2020


Vulnerability identifier: #VU26606
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2019-19102
CWE-ID: CWE-22
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
Automation Studio
Software vendor:
B&R Industrial Automation GmbH

Description

The vulnerability allows a local attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences in SharpZipLib used in the upgrade service. A local attacker can send a specially crafted HTTP request and read arbitrary files on the system.

This vulnerability affects the following versions:

  • Automation Studio, Versions 4.0.x
  • Automation Studio, Versions 4.1.x
  • Automation Studio, Versions 4.2.x
  • Automation Studio, versions prior to 4.3.11SP
  • Automation Studio, versions prior to 4.4.9SP
  • Automation Studio, versions prior to 4.5.4SP
  • Automation Studio, versions prior to 4.6.3SP
  • Automation Studio, versions prior to 4.7.2
  • Automation Studio, versions prior to 4.8.1

    • Remediation

    Install update from vendor's website.

    External links