Description
A vulnerability has been identified in SIMATIC S7-300 CPU family (All versions), SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions), SIMATIC S7-400 PN/DP V6 and below CPU family (incl. SIPLUS variants) (All versions), SIMATIC S7-400 PN/DP V7 CPU family (incl. SIPLUS variants) (All versions), SIMATIC S7-400 V6 and earlier CPU family (All versions), SIMATIC S7-400 V7 CPU family (All versions), SIMATIC S7-410 V8 CPU family (All versions), SIMATIC S7-410 V8 CPU family (incl. SIPLUS variants) (All versions). An attacker with network access to port 102/tcp (ISO-TSAP) or via Profibus could obtain credentials from the PLC if protection-level 2 is configured on the affected devices.
References (5)
Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/94820
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1037434
Various Sources x_refsource_misc
https://ics-cert.us-cert.gov/advisories/ICSA-16-348-05
Vendor Advisory x_refsource_confirm
https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-731239.pdf
Vendor Advisory x_refsource_misc
https://cert-portal.siemens.com/productcert/pdf/ssa-731239.pdf
Scores
CVSS v3
5.9
EPSS
0.0033
EPSS Percentile
55.8%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Details
CWE
CWE-200
Status
published
Products (10)
siemens/simatic_s7-300_cpu_firmware
siemens/simatic_s7-400_cpu_firmware
Siemens AG/SIMATIC S7-300 CPU family
All versions
Siemens AG/SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants)
All versions
Siemens AG/SIMATIC S7-400 PN/DP V6 and below CPU family (incl. SIPLUS variants)
All versions
Siemens AG/SIMATIC S7-400 PN/DP V7 CPU family (incl. SIPLUS variants)
All versions
Siemens AG/SIMATIC S7-400 V6 and earlier CPU family
All versions
Siemens AG/SIMATIC S7-400 V7 CPU family
All versions
Siemens AG/SIMATIC S7-410 V8 CPU family
All versions
Siemens AG/SIMATIC S7-410 V8 CPU family (incl. SIPLUS variants)
All versions
Published
Dec 17, 2016
Tracked Since
Feb 18, 2026