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No exploitation reportedFix available

CVE-2023-1017

No exploitation reported by the sources we read.

  • Published2023-02-28
  • Fixed in10.0.10240.19805
  • WeaknessCWE-787

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC
  1. 2023-02-2819:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2023-1017?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2023-1017?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Microsoft windows 10 1507
BranchAffectedFixed in
10.0< 10.0.10240.1980510.0.10240.19805
Microsoft windows 10 1607
BranchAffectedFixed in
10.0< 10.0.14393.578610.0.14393.5786
Microsoft windows 10 1809
BranchAffectedFixed in
10.0< 10.0.17763.413110.0.17763.4131

9 more products in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • libtpmsAlmaLinux:9all versions · fixed in 0.9.1-3.20211126git1ff6fe1f43.el9_2

Full record on NVD

Fix

  1. Update Microsoft windows 10 1507 to 10.0.10240.19805

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub

Sources

  • NVDCVSS 3.17.8read 2026-10-23
  • NVDweakness (CWE)CWE-787read 2026-10-23
  • FIRST EPSSEPSS score1.3 %2026-10-23
  • OSVaffected packages—

Technical details

CVSS v3 Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
2023-02-28
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is 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.

Is CVE-2023-1017 actively exploited?

Active exploitation of CVE-2023-1017 has not been confirmed. Its EPSS score was 1.3% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-1017?

CVE-2023-1017 has a CVSS v3 base score of 7.8 (HIGH severity), with vector string CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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