01 Record
CVE-2026-82807
ieungSoft Ultra RAMDisk Pro Kernel Driver URDSCSI.sys privileges management
CriticalPUBLISHEDCNA: VulDB
CNA base score9.3 CVSS v4.0CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P
02 Description
ieungSoft Ultra RAMDisk Pro Kernel Driver URDSCSI.sys privileges management
03 Exploitation and scoring
- Exploitation
- Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.
- SSVC decision
- ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.16% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 5.3% of scored records. A rank, not a probability.
- NVD base score
- 8.5 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- NVD analysis status
- Deferred. NVD last modified this record on 2026-09-01.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-08-31 16:00Z1 MO AGO
- Last updated
- 2026-09-01 18:10Z1 MO AGO
- Reserved
- 2026-08-31
- Assigning CNA
- VulDB
- Record state
- PUBLISHED
- Severity
- Critical (CVSS 9.3)
- CNA CVSS vector
- CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P
- Weaknesses
- Data version
- 5.2
- Document digest
- a78917449adb1fbcacbd68c6af04f33847036f40e1c5bd1ddaefb5b759110b0e
05 Affected products
VendorProductVersionsPlatforms
06 References
- vuldb.comVDB-397226 | ieungSoft Ultra RAMDisk Pro Kernel Driver URDSCSI.sys privileges managementhttps://vuldb.com/vuln/397226
- vuldb.comVDB-397226 | CTI Indicators (IOB, IOC, TTP, IOA)https://vuldb.com/vuln/397226/cti
- vuldb.comCVE-2026-82807 | CVE Analysis and Reporthttps://vuldb.com/cve/CVE-2026-82807
- vuldb.comSubmit #864537 | Ultra RAMDisk Kernel Driver URDSCSI.sys 1.82 Local Privilege Escalationhttps://vuldb.com/submit/864537
- winslow1984.comhttps://winslow1984.com/books/cve-collection/page/ultra-ramdisk-pro-182-kernel-driver-urdscsisys-local-privilege-escalation-via-arbitrary-registry-value-write