Home/CVE/Siemens SIMATIC S7-1500 CPU devices before 1.8.3 allow remote attackers to bypass a replay protection mechanism via pack
CVE

CVE-2016-2201

Siemens SIMATIC S7-1500 CPU devices before 1.8.3 allow remote attackers to bypass a replay protection mechanism via pack

Siemens SIMATIC S7-1500 CPU devices before 1.8.3 allow remote attackers to bypass a replay protection mechanism via packets on TCP port 102.

MEDIUM · CVSS 5.3 EPSS 0.01268
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
▤

Affected Products & Versions

1
siemens simatic s7-1500 cpu firmwareall versions
▣

Scoring & Timeline

5.3
MEDIUM · CVSS v3.0 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD08 Feb 2016 · 04:59 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
⚑

Vendor Advisories

1
cisa-csafcisa-csaf-csaf_files-OT-white-2016-icsa-16-040-02
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.securityfocus.com/bid/83110Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1034954Third Party AdvisoryVDB Entry
http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-253230.pdfVendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-253230.pdf
https://ics-cert.us-cert.gov/advisories/ICSA-16-040-02Third Party AdvisoryUS Government Resource
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