CVE-2021-31894

HIGH

8.8

Beschreibung

A vulnerability has been identified in SIMATIC PCS 7 V8.2 and earlier (All versions), SIMATIC PCS 7 V9.X (All versions < V9.1 SP2), SIMATIC PDM (All versions < V9.2 SP2), SIMATIC STEP 7 V5.X (All versions < V5.7), SINAMICS STARTER (containing STEP 7 OEM version) (All versions < V5.4 SP2 HF1). A directory containing metafiles relevant to devices' configurations has write permissions. An attacker could leverage this vulnerability by changing the content of certain metafiles and subsequently manipulate parameters or behavior of devices that would be later configured by the affected software.

CVE Details

CVSS v3.1 Bewertung8.8

SchweregradHIGH

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

AngriffsvektorLOCAL

KomplexitatLOW

Erforderliche PrivilegienLOW

BenutzerinteraktionNONE

Veroffentlicht7/13/2021

Zuletzt geandert11/21/2024

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

siemens:simatic_pcs_7siemens:simatic_pcs_7_firmwaresiemens:simatic_pdmsiemens:simatic_pdm_firmwaresiemens:simatic_step_7siemens:simatic_step_7_firmwaresiemens:sinamics_startersiemens:sinamics_starter_firmware

Schwachen (CWE)

CWE-732

Referenzen

https://cert-portal.siemens.com/productcert/pdf/ssa-661034.pdf(productcert@siemens.com)

https://cert-portal.siemens.com/productcert/pdf/ssa-661034.pdf(af854a3a-2127-422b-91ae-364da2661108)

IOC Korrelationen

Keine Korrelationen erfasst

This product uses data from the NVD API but is not endorsed or certified by the NVD.