CVE-2017-14023

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Summary

CVECVE-2017-14023
StatePUBLISHED
Assignericscert
Source PriorityCVE Program / NVD first with legacy fallback
Published2017-11-06 22:29:00 UTC
Updated2025-04-20 01:37:25 UTC
DescriptionAn Improper Input Validation issue was discovered in Siemens SIMATIC PCS 7 V8.1 prior to V8.1 SP1 with WinCC V7.3 Upd 13, and V8.2 all versions. The improper input validation vulnerability has been identified, which may allow an authenticated remote attacker who is a member of the administrators group to crash services by sending specially crafted messages to the DCOM interface.

Risk And Classification

Primary CVSS: v3.1 4.9 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Problem Types: CWE-20 | CWE-20 CWE-20

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary4.9MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
2.0[email protected]Primary4AV:N/AC:L/Au:S/C:N/I:N/A:P

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
Single
Confidentiality
None
Integrity
None
Availability
Partial

AV:N/AC:L/Au:S/C:N/I:N/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Siemens Simatic Pcs7 8.1 - All All
Application Siemens Simatic Pcs7 8.2 - All All
Application Siemens Simatic Wincc 7.3 update13 All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na Siemens SIMATIC PCS 7 affected Siemens SIMATIC PCS 7 Not specified

References

ReferenceSourceLinkTags
Siemens SIMATIC PCS 7 CVE-2017-14023 Denial of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
Siemens SIMATIC PCS 7 Lets Remote Authenticated Deny Service - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com Third Party Advisory, VDB Entry
Siemens SIMATIC PCS 7 | ICS-CERT af854a3a-2127-422b-91ae-364da2661108 ics-cert.us-cert.gov Third Party Advisory, US Government Resource
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