CVE-2023-1017

Name: CVE-2023-1017
Creator: NVD / NIST
Published: 2023-02-28T19:15:16.657+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 1.29%

Last modified Jun 17, 2026

CVE-2023-1017 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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.. EPSS estimates a 1.29% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.29%

66.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions	Update
Trustedcomputinggroup	Trusted Platform Module	2.0	Revision 1.16
Microsoft	Windows 10 1507	< 10.0.10240.19805	—
Microsoft	Windows 10 1607	< 10.0.14393.5786	—
Microsoft	Windows 10 1809	< 10.0.17763.4131	—
Microsoft	Windows 10 20h2	< 10.0.19042.2728	—
Microsoft	Windows 10 21h2	< 10.0.19044.2728	—
Microsoft	Windows 10 22h2	< 10.0.19045.2728	—
Microsoft	Windows 11 21h2	< 10.0.22000.1696	—
Microsoft	Windows 11 22h2	< 10.0.22621.1413	—
Microsoft	Windows Server 2016	< 10.0.14393.5786	—
Microsoft	Windows Server 2019	< 10.0.17763.4131	—
Microsoft	Windows Server 2022	< 10.0.20348.1607	—

References

https://kb.cert.org/vuls/id/782720Third Party Advisory, US Government Resource
https://trustedcomputinggroup.org/about/security/Vendor Advisory
https://trustedcomputinggroup.org/wp-content/uploads/TCGVRT0007-Advisory-FINAL.pdfVendor Advisory
https://kb.cert.org/vuls/id/782720Third Party Advisory, US Government Resource
https://trustedcomputinggroup.org/about/security/Vendor Advisory
https://trustedcomputinggroup.org/wp-content/uploads/TCGVRT0007-Advisory-FINAL.pdfVendor Advisory
https://www.kb.cert.org/vuls/id/782720

Timeline

Published: Feb 28, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-1017?

How severe is CVE-2023-1017?

CVE-2023-1017 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.29% probability of exploitation in the next 30 days.

How do I fix CVE-2023-1017?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-1017?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST