FKIE_CVE-2021-41838

Vulnerability from fkie_nvd - Published: 2022-02-03 02:15 - Updated: 2025-11-04 20:16
Severity ?
8.2 (High) - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Summary
An issue was discovered in SdHostDriver in the kernel 5.0 through 5.5 in Insyde InsydeH2O. There is an SMM callout that allows an attacker to access the System Management Mode and execute arbitrary code. This occurs because of a Numeric Range Comparison Without a Minimum Check.
References
cve@mitre.orghttps://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdfThird Party Advisory
cve@mitre.orghttps://security.netapp.com/advisory/ntap-20220222-0001/Third Party Advisory
cve@mitre.orghttps://www.insyde.com/security-pledgeVendor Advisory
cve@mitre.orghttps://www.insyde.com/security-pledge/SA-2022023Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdfThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20220222-0001/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.insyde.com/security-pledgeVendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.insyde.com/security-pledge/SA-2022023Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.kb.cert.org/vuls/id/796611
Impacted products
Vendor Product Version
insyde insydeh2o *
insyde insydeh2o *
insyde insydeh2o *
insyde insydeh2o *
insyde insydeh2o *
siemens simatic_field_pg_m5_firmware *
siemens simatic_field_pg_m5 -
siemens simatic_field_pg_m6_firmware *
siemens simatic_field_pg_m6 -
siemens simatic_ipc127e_firmware *
siemens simatic_ipc127e -
siemens simatic_ipc227g_firmware *
siemens simatic_ipc227g -
siemens simatic_ipc277g_firmware *
siemens simatic_ipc277g -
siemens simatic_ipc327g_firmware *
siemens simatic_ipc327g -
siemens simatic_ipc377g_firmware *
siemens simatic_ipc377g -
siemens simatic_ipc427e_firmware *
siemens simatic_ipc427e -
siemens simatic_ipc477e_firmware *
siemens simatic_ipc477e -
siemens simatic_ipc627e_firmware *
siemens simatic_ipc627e -
siemens simatic_ipc647e_firmware *
siemens simatic_ipc647e -
siemens simatic_ipc677e_firmware *
siemens simatic_ipc677e -
siemens simatic_ipc847e_firmware *
siemens simatic_ipc847e -
siemens simatic_itp1000_firmware *
siemens simatic_itp1000 -
To clipboard 

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  "cveTags": [],
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      "value": "An issue was discovered in SdHostDriver in the kernel 5.0 through 5.5 in Insyde InsydeH2O. There is an SMM callout that allows an attacker to access the System Management Mode and execute arbitrary code. This occurs because of a Numeric Range Comparison Without a Minimum Check."
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  "id": "CVE-2021-41838",
  "lastModified": "2025-11-04T20:16:01.043",
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