CVE-2016-5743

Name: CVE-2016-5743
Creator: NVD / NIST
Published: 2016-07-22T15:59:00.147+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 10.49%

Last modified Jun 17, 2026

CVE-2016-5743 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 10.49% chance of exploitation in the next 30 days.

Description

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.

Metrics

EPSS Probability

10.49%

95.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Siemens	Simatic Batch	<= 7.1
Siemens	Simatic Wincc	<= 7.3
Siemens	Simatic Wincc	<= 7.4
Siemens	Simatic Openpcs 7	<= 8.1
Siemens	Simatic Openpcs 7	<= 8.2

References

http://www.securityfocus.com/bid/92112Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1036441Third Party Advisory, VDB Entry
http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-378531.pdfMitigation, Vendor Advisory
https://ics-cert.us-cert.gov/advisories/ICSA-16-208-01
http://www.securityfocus.com/bid/92112Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1036441Third Party Advisory, VDB Entry
http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-378531.pdfMitigation, Vendor Advisory
https://ics-cert.us-cert.gov/advisories/ICSA-16-208-01

Timeline

Published: Jul 22, 2016
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-5743?

How severe is CVE-2016-5743?

Severity scoring for CVE-2016-5743 is pending analysis. The EPSS model estimates a 10.49% probability of exploitation in the next 30 days.

How do I fix CVE-2016-5743?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-5743?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST