CVE-2016-5743

high-risk
Published 2016-07-22

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.

Do I need to act?

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17.8% chance of exploitation in next 30 days
EPSS score — higher than 82% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (3)

Simatic Batch

Affected Vendors

Siemens

References (8)

Third Party Advisory http://www.securityfocus.com/bid/92112
Third Party Advisory http://www.securitytracker.com/id/1036441
Mitigation http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-378531.pdf
https://ics-cert.us-cert.gov/advisories/ICSA-16-208-01
Third Party Advisory http://www.securityfocus.com/bid/92112
Third Party Advisory http://www.securitytracker.com/id/1036441
Mitigation http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-378531.pdf
https://ics-cert.us-cert.gov/advisories/ICSA-16-208-01
54
/ 100
high-risk
Severity 32/34 · Critical
Exploitability 13/34 · Low
Exposure 9/34 · Low