CVE-2022-35894

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. The SMI handler for the FwBlockServiceSmm driver uses an untrusted pointer as the location to copy data to an attacker-specified buffer, leading to information disclosure.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6 MEDIUM
LOCAL
LOW
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
mitreCNA
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CVEADP
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CISA-ADPADP
6 MEDIUM
LOCAL
LOW
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 14%
VendorProductVersion
insydeinsydeh2o
5.0 ≤
𝑥
< 05.09.37
insydeinsydeh2o
5.1 ≤
𝑥
< 5.17.37
insydeinsydeh2o
5.2 ≤
𝑥
< 05.27.29
insydeinsydeh2o
5.3 ≤
𝑥
< 05.36.29
insydeinsydeh2o
5.4 ≤
𝑥
< 05.44.29
insydeinsydeh2o
5.5 ≤
𝑥
< 05.52.29
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://binarly.io/advisories/BRLY-2022-018/index.html
https://www.insyde.com/security-pledge
https://www.insyde.com/security-pledge/SA-2022030
https://binarly.io/advisories/BRLY-2022-018/index.html
https://www.insyde.com/security-pledge
https://www.insyde.com/security-pledge/SA-2022030