CVE-2020-7588
Estado: ModificadaMedia (5.3)—
A vulnerability has been identified in Opcenter Execution Discrete (All versions < V3.2), Opcenter Execution Foundation (All versions < V3.2), Opcenter Execution Process (All versions < V3.2), Opcenter Intelligence (All versions < V3.3), Opcenter Quality (All versions < V11.3), Opcenter RD&L (V8.0), SIMATIC IT LMS (All versions < V2.6), SIMATIC IT Production Suite (All versions < V8.0), SIMATIC Notifier Server for Windows (All versions), SIMATIC PCS neo (All versions < V3.0 SP1), SIMATIC STEP 7 (TIA Portal) V15 (All versions < V15.1 Update 5), SIMATIC STEP 7 (TIA Portal) V16 (All versions < V16 Update 2), SIMOCODE ES V15.1 (All versions < V15.1 Update 4), SIMOCODE ES V16 (All versions < V16 Update 1), Soft Starter ES V15.1 (All versions < V15.1 Update 3), Soft Starter ES V16 (All versions < V16 Update 1).
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Sending a specially crafted packet to the affected service could cause a partial remote denial-of-service, that would cause the service to restart itself.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- Puntuación base: 5.3
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 2.15%
- Percentil entre todas las CVEs puntuadas: 82
- Fecha de la puntuación: 7/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (13)
Siemens — Opcenter Execution DiscreteSiemens — Opcenter Execution FoundationSiemens — Opcenter Execution ProcessSiemens — Opcenter IntelligenceSiemens — Opcenter QualitySiemens — Opcenter Rd&lSiemens — Simatic IT LMSSiemens — Simatic IT Production SuiteSiemens — Simatic Notifier ServerSiemens — Simatic PCS NEOSiemens — Simatic Step 7Siemens — Simocode ESSiemens — Soft Starter ES
CWE
- CWE-20
- CWE-20
Referencias
JSON original (NVD)
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{
"id": "CVE-2020-7588",
"cveTags": [],
"metrics": {
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"source": "nvd@nist.gov",
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"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"authentication": "NONE",
"integrityImpact": "NONE",
"accessComplexity": "LOW",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "NONE"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 10,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
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"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "LOW",
"privilegesRequired": "NONE",
"confidentialityImpact": "NONE"
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"exploitabilityScore": 3.9
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"affected": [
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"affectedData": [
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"product": "Opcenter Execution Discrete",
"versions": [
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"version": "All versions"
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{
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{
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},
{
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"product": "SIMATIC STEP 7 (TIA Portal) V16",
"versions": [
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},
{
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},
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},
{
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{
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{
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"product": "Soft Starter ES V16",
"versions": [
{
"status": "affected",
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}
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}
],
"published": "2020-07-14T14:15:18.993",
"references": [
{
"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-841348.pdf",
"tags": [
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],
"source": "productcert@siemens.com"
},
{
"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-841348.pdf",
"tags": [
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"source": "af854a3a-2127-422b-91ae-364da2661108"
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"vulnStatus": "Modified",
"weaknesses": [
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"type": "Secondary",
"source": "productcert@siemens.com",
"description": [
{
"lang": "en",
"value": "CWE-20"
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},
{
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"source": "nvd@nist.gov",
"description": [
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"lang": "en",
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],
"descriptions": [
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"lang": "en",
"value": "A vulnerability has been identified in Opcenter Execution Discrete (All versions < V3.2), Opcenter Execution Foundation (All versions < V3.2), Opcenter Execution Process (All versions < V3.2), Opcenter Intelligence (All versions < V3.3), Opcenter Quality (All versions < V11.3), Opcenter RD&L (V8.0), SIMATIC IT LMS (All versions < V2.6), SIMATIC IT Production Suite (All versions < V8.0), SIMATIC Notifier Server for Windows (All versions), SIMATIC PCS neo (All versions < V3.0 SP1), SIMATIC STEP 7 (TIA Portal) V15 (All versions < V15.1 Update 5), SIMATIC STEP 7 (TIA Portal) V16 (All versions < V16 Update 2), SIMOCODE ES V15.1 (All versions < V15.1 Update 4), SIMOCODE ES V16 (All versions < V16 Update 1), Soft Starter ES V15.1 (All versions < V15.1 Update 3), Soft Starter ES V16 (All versions < V16 Update 1). Sending a specially crafted packet to the affected service could cause a partial remote denial-of-service, that would cause the service to restart itself."
},
{
"lang": "es",
"value": "Se ha identificado una vulnerabilidad en Opcenter Execution Discrete (Todas las versiones anteriores a V3.2), Opcenter Execution Foundation (Todas las versiones anteriores a V3.2), Opcenter Execution Process (Todas las versiones anteriores a V3.2), Opcenter Intelligence (Todas las versiones anteriores a V3.3), Opcenter Quality (Todas las versiones anteriores a V11.3), Opcenter RD&L (V8.0), SIMATIC IT LMS (Todas las versiones anteriores a V2.6), SIMATIC IT Production Suite (Todas las versiones anteriores a V8. 0), SIMATIC Notifier Server for Windows (Todas las versiones), SIMATIC PCS neo (Todas las versiones anteriores a V3.0 SP1), SIMATIC STEP 7 (TIA Portal) V15 (Todas las versiones anteriores a V15.1 Update 5), SIMATIC STEP 7 (TIA Portal) V16 (Todas las versiones anteriores a V16 Update 2), SIMOCODE ES V15. 1 (Todas las versiones anteriores a V15.1 Update 4), SIMOCODE ES V16 (Todas las versiones anteriores a V16 Update 1), Soft Starter ES V15.1 (Todas las versiones anteriores a V15.1 Update 3), Soft Starter ES V16 (Todas las versiones anteriores a V16 Update 1). El envío de un paquete especialmente diseñado al servicio afectado podría causar una denegación de servicio remota parcial, que haría que el servicio se reiniciara"
}
],
"lastModified": "2026-06-17T03:25:04.407",
"configurations": [
{
"nodes": [
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"sourceIdentifier": "productcert@siemens.com"
}