CVE-2020-5953
גבוהה 7.5
תיאור (מקור, אנגלית)
A vulnerability exists in System Management Interrupt (SWSMI) handler of InsydeH2O UEFI Firmware code located in SWSMI handler that dereferences gRT (EFI_RUNTIME_SERVICES) pointer to call a GetVariable service, which is located outside of SMRAM. This can result in code execution in SMM (escalating privilege from ring 0 to ring -2).
מדדים
- CVSS 3.1
-
7.5 (HIGH)
מקור הציון: NVD
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H - EPSS — סבירות ניצול
- 0% (אחוזון 000) נכון ל-14/10/2026
מוצרים מושפעים
insyde: insydeh2o; siemens: ruggedcom ape1808 firmware; siemens: ruggedcom ape1808; 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 itp1000 firmware; siemens: simatic itp1000; siemens: simatic ipc477e pro firmware; siemens: simatic ipc477e pro
קישורים
- https://www.insyde.com/products ProductVendor Advisory
- https://www.insyde.com/security-pledge Vendor Advisory
- https://www.insyde.com/products ProductVendor Advisory
- https://www.insyde.com/security-pledge Vendor Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdf Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220222-0005/ Third Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdf Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220222-0005/ Third Party Advisory
- https://www.kb.cert.org/vuls/id/796611
- https://cert-portal.siemens.com/productcert/html/ssa-306654.html