Buffer overflow in Insyde Insydeh2o

CVE-2022-24031

An issue was discovered in NvmExpressDxe in Insyde InsydeH2O with kernel 5.1 through 5.5. An SMM memory corruption vulnerability allows an attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating…

Vulnerability class: Buffer Overflow

EPSS: 0.003 (19.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-24031?
CVE-2022-24031 is a high-severity vulnerability in Insyde Insydeh2o, classified under Out-of-bounds Write. CVSS score: 8.2/10. Published 2022-02-03.
How severe is CVE-2022-24031?
High severity. CVSS v3 base score is 8.2 out of 10.