CVE-2021-41837

HIGH

8.2

Descripcion

An issue was discovered in AhciBusDxe in the kernel 5.0 through 5.5 in Insyde InsydeH2O. Because of an Untrusted Pointer Dereference that causes SMM memory corruption, an attacker may be able to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.

Detalles CVE

Puntuacion CVSS v3.18.2

SeveridadHIGH

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

Vector de ataqueLOCAL

ComplejidadLOW

Privilegios requeridosHIGH

Interaccion usuarioNONE

Publicado2/3/2022

Ultima modificacion11/4/2025

Fuentenvd

Avistamientos honeypot0

Productos afectados

insyde:insydeh2osiemens:simatic_field_pg_m5siemens:simatic_field_pg_m5_firmwaresiemens:simatic_field_pg_m6siemens:simatic_field_pg_m6_firmwaresiemens:simatic_ipc127esiemens:simatic_ipc127e_firmwaresiemens:simatic_ipc227gsiemens:simatic_ipc227g_firmwaresiemens:simatic_ipc277gsiemens:simatic_ipc277g_firmwaresiemens:simatic_ipc327gsiemens:simatic_ipc327g_firmwaresiemens:simatic_ipc377gsiemens:simatic_ipc377g_firmwaresiemens:simatic_ipc427esiemens:simatic_ipc427e_firmwaresiemens:simatic_ipc477esiemens:simatic_ipc477e_firmwaresiemens:simatic_ipc627esiemens:simatic_ipc627e_firmwaresiemens:simatic_ipc647esiemens:simatic_ipc647e_firmwaresiemens:simatic_ipc677esiemens:simatic_ipc677e_firmwaresiemens:simatic_ipc847esiemens:simatic_ipc847e_firmwaresiemens:simatic_itp1000siemens:simatic_itp1000_firmware

Debilidades (CWE)

CWE-119

Referencias

https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdf(cve@mitre.org)

https://security.netapp.com/advisory/ntap-20220222-0003/(cve@mitre.org)

https://www.insyde.com/security-pledge(cve@mitre.org)

https://www.insyde.com/security-pledge/SA-2022024(cve@mitre.org)

https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdf(af854a3a-2127-422b-91ae-364da2661108)

https://security.netapp.com/advisory/ntap-20220222-0003/(af854a3a-2127-422b-91ae-364da2661108)

https://www.insyde.com/security-pledge(af854a3a-2127-422b-91ae-364da2661108)

https://www.insyde.com/security-pledge/SA-2022024(af854a3a-2127-422b-91ae-364da2661108)

https://www.kb.cert.org/vuls/id/796611(af854a3a-2127-422b-91ae-364da2661108)

Correlaciones IOC

Sin correlaciones registradas

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