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No exploitation reportedFix available

CVE-2023-1018

No exploitation reported by the sources we read.

  • Published2023-02-28
  • Fixed in10.0.10240.19805
  • WeaknessCWE-125

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 read vulnerability exists in TPM2.0's Module Library allowing a 2-byte read past the end of a TPM2.0 command in the CryptParameterDecryption routine. An attacker who can successfully exploit this vulnerability can read or access sensitive data stored in the TPM.

Timeline

dates in UTC
  1. 2023-02-2818:15CVE 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-2023-1018?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2023-1018?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

  • hivexAlmaLinux:8all versions · fixed in 1.3.18-23.module_el8.6.0+2880+7d9e3703and 6 other packages
  • hivexAlmaLinux:8all versions · fixed in 1.3.18-23.module_el8.6.0+3161+a07c0ea5and 6 other packages
  • libguestfsAlmaLinux:8all versions · fixed in 1:1.44.0-9.module_el8.7.0+3493+5ed0bd1c.almaand 24 other packages
  • libguestfs-winsupportAlmaLinux:8all versions · fixed in 8.8-1.module_el8.8.0+3485+7cffc4a3
  • libiscsiAlmaLinux:8all versions · fixed in 1.18.0-8.module_el8.6.0+2880+7d9e3703and 2 other packages
  • libiscsiAlmaLinux:8all versions · fixed in 1.18.0-8.module_el8.6.0+3161+a07c0ea5and 2 other packages
  • libnbdAlmaLinux:8all versions · fixed in 1.6.0-5.module_el8.6.0+2880+7d9e3703and 6 other packages
  • libnbdAlmaLinux:8all versions · fixed in 1.6.0-5.module_el8.6.0+3161+a07c0ea5and 5 other packages

18 more package ranges on OSV.dev

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

  • CISA-ADPSSVC decisionnone2025-03-07
  • OpenCVESSVC decisionnone—
  • CISA-ADPCVSS 3.15.52025-03-07
  • NVDCVSS 3.15.5read 2026-10-23
  • NVDweakness (CWE)CWE-125read 2026-10-23
  • FIRST EPSSEPSS score5.6 %2026-10-22
  • OSVaffected packages—

Technical details

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

Frequently asked questions

What is CVE-2023-1018?

An out-of-bounds read vulnerability exists in TPM2.0's Module Library allowing a 2-byte read past the end of a TPM2.0 command in the CryptParameterDecryption routine. An attacker who can successfully exploit this vulnerability can read or access sensitive data stored in the TPM.

Is CVE-2023-1018 actively exploited?

Active exploitation of CVE-2023-1018 has not been confirmed. Its EPSS score was 5.6% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-1018?

CVE-2023-1018 has a CVSS v3 base score of 5.5 (MEDIUM severity), with vector string CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

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