Buffer overflow in Microsoft Windows 10 1507

CVE-2023-1017

An out-of-bounds write vulnerability exists in TPM2.0's Module Library allowing writing of a 2-byte data past the end of TPM2.0 command in the CryptParameterDecryption routine. An attacker who can successfully exploit this vulnerability can lead to denial of service (crashing the TPM chip/process or rendering it unusable) and/or arbitrary code execution in the TPM context.

Vulnerability class: Buffer Overflow

EPSS: 0.013 (67.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-1017?
CVE-2023-1017 is a high-severity vulnerability in Microsoft Windows 10 1507, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2023-02-28.
How severe is CVE-2023-1017?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2023-1017 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.