Vulnerability in Primary Setup Tool (PST) (CVE-2017-6865)
Summary
Vulnerability in Primary Setup Tool (PST) (CVE-2017-6865). Risk of unauthorized operations or information disclosure.
Original description
The description as published by the source.
A vulnerability has been identified in Primary Setup Tool (PST) (All versions < V4.2 HF1), SIMATIC Automation Tool (All versions < V3.0), SIMATIC NET PC-Software (All versions < V14 SP1), SIMATIC PCS 7 V8.1 (All versions), SIMATIC PCS 7 V8.2 (All versions < V8.2 SP1), SIMATIC STEP 7 (TIA Portal) V13 (All versions < V13 SP2), SIMATIC STEP 7 (TIA Portal) V14 (All versions < V14 SP1), SIMATIC STEP 7 V5.X (All versions < V5.6), SIMATIC WinAC RTX 2010 SP2 (All versions), SIMATIC WinAC RTX F 2010 SP2 (All versions), SIMATIC WinCC (TIA Portal) V13 (All versions < V13 SP2), SIMATIC WinCC (TIA Portal) V14 (All versions < V14 SP1), SIMATIC WinCC V7.2 and prior (All versions), SIMATIC WinCC V7.3 (All versions < V7.3 Update 15), SIMATIC WinCC V7.4 (All versions < V7.4 SP1 Upd1), SIMATIC WinCC flexible 2008 (All versions < flexible 2008 SP5), SINAUT ST7CC (All versions installed in conjunction with SIMATIC WinCC < V7.3 Update 15), SINEMA Server (All versions < V14), SINUMERIK 808D Programming Tool (All versions < V4.7 SP4 HF2), SMART PC Access (All versions < V2.3), STEP 7 - Micro/WIN SMART (All versions < V2.3), Security Configuration Tool (SCT) (All versions < V5.0). Specially crafted PROFINET DCP broadcast packets sent to the affected products on a local Ethernet segment (Layer 2) could cause a Denial-of-Service condition of some services. The services require manual restart to recover.
Source: NIST National Vulnerability Database NVD
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as CVE-2017-6865 has been found in Primary Setup Tool (PST).
Risk of unauthorized operations or information disclosure. CVSS score: 6.5/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "Primary Setup Tool (PST) CVE-2017-6865" on the vendor's site.
CVE-2017-6865 (Primary Setup Tool (PST)) — CWE-20 / CVSS v3 6.5
Attack vector: adjacent-network / unauthenticated / no user interaction
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
A vulnerability (CWE-20) exists in Primary Setup Tool (PST).
Check the vendor advisory for the affected versions of Primary Setup Tool (PST).
Severity: Medium (CVSS 6.5/10). Risk of unauthorized operations or information disclosure.
Update to the patched release per vendor advisory.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Audit SBOM/dependencies to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
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1Identify exposure identify
Audit SBOM/dependencies for affected components.資産台帳・SBOM・依存マニフェストで Primary Setup Tool (PST) を使っているサービスとバージョンを洗い出す。
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2Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。