CVE-2021-41841High· 8.2▾ TwilightAn issue was discovered in AhciBusDxe 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 Inclusion of…
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 45.1 · likelihood 0.1 · exploitation 0
Need a working PoC? Pro members can cast a request and our team develops one — it lands right here.
Exploit-prediction probability, daily snapshots since Aug 11.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
0.3%
0.3% → 0.3%
An issue was discovered in AhciBusDxe 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 Inclusion of Functionality from an Untrusted Control Sphere.
insydeh2o >= 5.0, < 5.08.29insydeh2o >= 5.1, < 5.16.29insydeh2o >= 5.2, < 5.26.29insydeh2o >= 5.3, < 5.35.29insydeh2o >= 5.4, < 5.43.29insydeh2o >= 5.5, < 5.51.29Upgrade past the affected range:
insydeh2o 5.51.29Connected by shared product, vendor, weakness, or advisory.
CVE-2021-33626High· 7.8A vulnerability exists in SMM (System Management Mode) branch that registers a SWSMI handler that does not sufficiently check or validate the allocated buffer pointer(QWORD values for CommBuffer)
CVE-2022-24031High· 8.2An issue was discovered in NvmExpressDxe in Insyde InsydeH2O with kernel 5.1 through 5.5
CVE-2022-24030High· 7.5An issue was discovered in AhciBusDxe in Insyde InsydeH2O with kernel 5.1 through 5.5
CVE-2021-43615High· 8.2An issue was discovered in HddPassword in Insyde InsydeH2O with kernel 5.1 before 05.16.23, 5.2 before 05.26.23, 5.3 before 05.35.23, 5.4 before 05.43.22, and 5.5 before 05.51.22
CVE-2021-43323High· 8.2An issue was discovered in UsbCoreDxe in Insyde InsydeH2O with kernel 5.5 before 05.51.45, 5.4 before 05.43.45, 5.3 before 05.35.45, 5.2 before 05.26.45, 5.1 before 05.16.45, and 5.0 before 05.08.45
CVE-2021-42554High· 8.2An issue was discovered in Insyde InsydeH2O with Kernel 5.0 before 05.08.42, Kernel 5.1 before 05.16.42, Kernel 5.2 before 05.26.42, Kernel 5.3 before 05.35.42, Kernel 5.4 before 05.42.51, and Kernel 5.5 before 05.50.51