AEGLIX vulnerability intelligence
CVE-2020-0796
CRITICAL · CVSS 10.0 · Analyzed
Published: 2020-03-12 · Updated: 2026-10-01 · Source: NVD
Vulnerability overview
A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests, aka 'Windows SMBv3 Client/Server Remote Code Execution Vulnerability'.
Severity and scoring
- CVSS score
- 10.0 · CRITICAL
- CVSS version
- 3.1
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
- Weaknesses
- CWE-119
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- Microsoft · SMBv3
- Added to catalog
- 2022-02-10
- Required action
- Apply updates per vendor instructions.
- CISA remediation due date
- 2022-08-10
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
cpe:2.3:o:microsoft:windows_10_1903:-:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_10_1903:-:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_1903:-:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_10_1909:-:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_10_1909:-:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_1909:-:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_server_1903:-:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_1909:-:*:*:*:*:*:x64:*
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.
Advisories and references
- http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html
Third Party Advisory · VDB Entry
- http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html
Exploit · Third Party Advisory · VDB Entry
- http://packetstormsecurity.com/files/156980/Microsoft-Windows-10-SMB-3.1.1-Local-Privilege-Escalation.html
Third Party Advisory · VDB Entry
- http://packetstormsecurity.com/files/157110/SMBv3-Compression-Buffer-Overflow.html
Exploit · Third Party Advisory · VDB Entry
- http://packetstormsecurity.com/files/157901/Microsoft-Windows-SMBGhost-Remote-Code-Execution.html
Third Party Advisory · VDB Entry
- http://packetstormsecurity.com/files/158054/SMBleed-SMBGhost-Pre-Authentication-Remote-Code-Execution-Proof-Of-Concept.html
Third Party Advisory · VDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0796
Patch · Vendor Advisory
- http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html
Third Party Advisory · VDB Entry
- http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html
Exploit · Third Party Advisory · VDB Entry
- http://packetstormsecurity.com/files/156980/Microsoft-Windows-10-SMB-3.1.1-Local-Privilege-Escalation.html
Third Party Advisory · VDB Entry
- http://packetstormsecurity.com/files/157110/SMBv3-Compression-Buffer-Overflow.html
Exploit · Third Party Advisory · VDB Entry
- http://packetstormsecurity.com/files/157901/Microsoft-Windows-SMBGhost-Remote-Code-Execution.html
Third Party Advisory · VDB Entry
- http://packetstormsecurity.com/files/158054/SMBleed-SMBGhost-Pre-Authentication-Remote-Code-Execution-Proof-Of-Concept.html
Third Party Advisory · VDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0796
Patch · Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-0796
US Government Resource