CVE-2021-31893

HIGH

7.8

Descricao

A vulnerability has been identified in SIMATIC PCS 7 V8.2 and earlier (All versions), SIMATIC PCS 7 V9.0 (All versions < V9.0 SP3), SIMATIC PDM (All versions < V9.2), SIMATIC STEP 7 V5.X (All versions < V5.6 SP2 HF3), SINAMICS STARTER (containing STEP 7 OEM version) (All versions < V5.4 HF2). The affected software contains a buffer overflow vulnerability while handling certain files that could allow a local attacker to trigger a denial-of-service condition or potentially lead to remote code execution.

Detalhes CVE

Pontuacao CVSS v3.17.8

SeveridadeHIGH

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

Vetor de ataqueLOCAL

ComplexidadeLOW

Privilegios necessariosLOW

Interacao do usuarioNONE

Publicado7/13/2021

Ultima modificacao11/21/2024

Fontenvd

Avistamentos honeypot0

Produtos afetados

siemens:simatic_pcssiemens:simatic_pcs_firmwaresiemens:simatic_pdmsiemens:simatic_pdm_firmwaresiemens:simatic_step_7siemens:simatic_step_7_firmwaresiemens:sinamics_startersiemens:sinamics_starter_firmware

Fraquezas (CWE)

CWE-120

Referencias

https://cert-portal.siemens.com/productcert/pdf/ssa-641963.pdf(productcert@siemens.com)

https://cert-portal.siemens.com/productcert/pdf/ssa-641963.pdf(af854a3a-2127-422b-91ae-364da2661108)

Correlacoes IOC

Sem correlacoes registradas

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