Read the docs
TI-2023-00993 Aliases CVE-2023-1048GHSA-743w-mvm7-47jm

TechPowerUp Ryzen DRAM Calculator WinRing0x64.sys initialization

Priority LOW 35CWE-665Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

A vulnerability, which was classified as critical, has been found in TechPowerUp Ryzen DRAM Calculator 1.2.0.5. This issue affects some unknown processing in the library WinRing0x64.sys. The manipulation leads to improper initialization. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-221807.

Why it matters now

EPSS 0.00572 47th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
TechPowerUpRyzen DRAM Calculator1.2.0.5—No fix listedCNA
  • Ryzen DRAM Calculator VendorTechPowerUp Affected 1.2.0.5 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:techpowerup:dram_calculator_for_ryzen:1.7.3:*:*:*:*:*:*:*1.7.3VulnerableTechPowerUp
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*not specified by NVDRunning onMicrosoft
  • cpe:2.3:a:techpowerup:dram_calculator_for_ryzen:1.7.3:*:*:*:*:*:*:* Versions 1.7.3 Vulnerable ·TechPowerUp
  • cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-1048
  2. 2026-10-03 Alias added: GHSA-743w-mvm7-47jm

References

Exploit 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences