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CVE

CVE-2021-43238

Windows Remote Access Elevation of Privilege Vulnerability

Windows Remote Access Elevation of Privilege Vulnerability.

HIGH · CVSS 7.8 EPSS 0.0042
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
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Weakness Classification

CWE-59Improper Link Resolution Before File Access ('Link Following')
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Affected Products & Versions

10
microsoft windows 10all versions
microsoft windows 11all versions
microsoft windows 7all versions
microsoft windows 8.1all versions
microsoft windows rt 8.1all versions
microsoft windows serverall versions
microsoft windows server 2008all versions
microsoft windows server 2012all versions
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Scoring & Timeline

7.8
HIGH · CVSS v3.1 · secure@microsoft.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD15 Dec 2021 · 03:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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Vendor Advisories

1
msrcCVE-2021-43238Elevation of Privilege
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References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43238PatchVendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-22-019/Third Party AdvisoryVDB Entry
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