CWE
20
Advisory Published
Updated

CVE-2016-5743: Input Validation

First published: Fri Jul 22 2016(Updated: )

Siemens SIMATIC WinCC before 7.3 Update 10 and 7.4 before Update 1, SIMATIC BATCH before 8.1 SP1 Update 9 as distributed in SIMATIC PCS 7 through 8.1 SP1, SIMATIC OpenPCS 7 before 8.1 Update 3 as distributed in SIMATIC PCS 7 through 8.1 SP1, SIMATIC OpenPCS 7 before 8.2 Update 1 as distributed in SIMATIC PCS 7 8.2, and SIMATIC WinCC Runtime Professional before 13 SP1 Update 9 allow remote attackers to execute arbitrary code via crafted packets.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Siemens SIMATIC BATCH<=7.1
Siemens Simatic WinCC<=7.3
Siemens Simatic WinCC<=7.4
Siemens SIMATIC PCS 7<=8.1
Siemens Simatic OpenPCS 7<=8.1
Siemens Simatic OpenPCS 7<=8.2
Siemens SIMATIC PCS 7<=8.2
Siemens SIMATIC WinCC Runtime Professional<=13

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Frequently Asked Questions

  • What is the severity of CVE-2016-5743?

    CVE-2016-5743 has a medium severity rating and can lead to unauthorized access.

  • How do I fix CVE-2016-5743?

    To fix CVE-2016-5743, update affected Siemens SIMATIC WinCC and SIMATIC BATCH software to the latest versions.

  • Which Siemens products are impacted by CVE-2016-5743?

    CVE-2016-5743 affects Siemens SIMATIC WinCC versions before 7.3 Update 10, SIMATIC BATCH versions before 8.1 SP1 Update 9, and other related software versions.

  • What types of vulnerabilities does CVE-2016-5743 address?

    CVE-2016-5743 addresses arbitrary file write vulnerabilities in affected Siemens products.

  • Is there a workaround for CVE-2016-5743?

    There is no official workaround for CVE-2016-5743; the advised action is to apply the relevant software updates.

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