CVE-2016-8562

A vulnerability has been identified in SIMATIC CP 1543-1 (All versions < V2.0.28), SIPLUS NET CP 1543-1 (All versions < V2.0.28). Under special conditions it was possible to write SNMP variables on port 161/udp which should be read-only and should only be configured with TIA-Portal. A write to these variables could reduce the availability or cause a denial-of-service.

CVSS v3 7.5 HIGH
CVSS v2.0 3.5 LOW

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.6 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

3.5^/10

CVSS v2.0 : LOW

Vector : AV:N/AC:M/Au:S/C:N/I:N/A:P

Exploitability : 6.8 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
http://www.securityfocus.com/bid/94436	Broken Link Third Party Advisory VDB Entry
http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-672373.pdf	Broken Link Patch Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-672373.pdf	Vendor Advisory
https://ics-cert.us-cert.gov/advisories/ICSA-16-327-01	Third Party Advisory US Government Resource
http://www.securityfocus.com/bid/94436	Broken Link Third Party Advisory VDB Entry
http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-672373.pdf	Broken Link Patch Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-672373.pdf	Vendor Advisory
https://ics-cert.us-cert.gov/advisories/ICSA-16-327-01	Third Party Advisory US Government Resource

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:siemens:simatic_cp_1543-1_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_cp_1543-1:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:siemens:siplus_net_cp_1543-1_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:siemens:siplus_net_cp_1543-1:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2016-11-18 21:59

Updated : 2025-04-12 10:46

NVD link : CVE-2016-8562

Mitre link : CVE-2016-8562

CVE.ORG link : CVE-2016-8562

JSON object : View

Products Affected

siemens

simatic_cp_1543-1_firmware
siplus_net_cp_1543-1
siplus_net_cp_1543-1_firmware
simatic_cp_1543-1

CWE

NVD-CWE-noinfo

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Una escritura en estas variables podr\u00eda reducir la disponibilidad o causar una denegaci\u00f3n de servicio"}], "lastModified": "2025-04-12T10:46:40.837", "cisaActionDue": "2022-03-24", "cisaExploitAdd": "2022-03-03", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:siemens:simatic_cp_1543-1_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F8CCE837-13AF-47FB-B4C8-7720F0876229", "versionEndExcluding": "2.0.28"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:siemens:simatic_cp_1543-1:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "3FDE92FB-38C7-46E8-9208-BBD7872219D5"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:siemens:siplus_net_cp_1543-1_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DDDA7068-0640-4E8C-A917-DB41F6A9D66A", "versionEndExcluding": "2.0.28"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:siemens:siplus_net_cp_1543-1:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "5D7AB0D5-FD3E-416A-975B-D212B3350433"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org", "cisaRequiredAction": "Apply updates per vendor instructions.", "cisaVulnerabilityName": "Siemens SIMATIC CP 1543-1 Improper Privilege Management Vulnerability"}