CVE-2023-21549
published 2023-01-10CVE-2023-21549: Windows SMB Witness Service Elevation of Privilege Vulnerability
PriorityP348high8.8CVSS 3.1
AVNACLPRLUINSUCHIHAH
EPSS
1.43%
70.1th percentile
Windows SMB Witness Service Elevation of Privilege Vulnerability
Affected
31 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | windows_10_version_1507 | >= 10.0.10240.0 < 10.0.10240.19685 | 10.0.10240.19685 |
| microsoft | windows_10_version_1607 | >= 10.0.14393.0 < 10.0.14393.5648 | 10.0.14393.5648 |
| microsoft | windows_10_version_1809 | >= 10.0.0 < 10.0.17763.3887 | 10.0.17763.3887 |
| microsoft | windows_10_version_1809 | >= 10.0.17763.0 < 10.0.17763.3887 | 10.0.17763.3887 |
| microsoft | windows_10_version_20h2 | >= 10.0.0 < 10.0.19042.2486 | 10.0.19042.2486 |
| microsoft | windows_10_version_21h2 | >= 10.0.19043.0 < 10.0.19044.2486 | 10.0.19044.2486 |
| microsoft | windows_10_version_22h2 | >= 10.0.19045.0 < 10.0.19045.2486 | 10.0.19045.2486 |
| microsoft | windows_11_version_21h2 | >= 10.0.0 < 10.0.22000.1455 | 10.0.22000.1455 |
| microsoft | windows_11_version_22h2 | >= 10.0.22621.0 < 10.0.22621.1105 | 10.0.22621.1105 |
| microsoft | windows_8.1 | >= 6.3.0 < 6.3.9600.20778 | 6.3.9600.20778 |
| microsoft | windows_server_2012 | — | — |
| microsoft | windows_server_2012 | >= 6.2.9200.0 < 6.2.9200.24075 | 6.2.9200.24075 |
| microsoft | windows_server_2012_r2 | >= 6.3.9600.0 < 6.3.9600.20778 | 6.3.9600.20778 |
| microsoft | windows_server_2016 | >= 10.0.14393.0 < 10.0.14393.5648 | 10.0.14393.5648 |
| microsoft | windows_server_2019 | >= 10.0.17763.0 < 10.0.17763.3887 | 10.0.17763.3887 |
| microsoft | windows_server_2022 | >= 10.0.20348.0 < 10.0.20348.1487 | 10.0.20348.1487 |
| msrc | windows_10 | — | — |
| msrc | windows_10_version_1607 | — | — |
| msrc | windows_10_version_1809 | — | — |
| msrc | windows_10_version_20h2 | — | — |
| msrc | windows_10_version_21h2 | — | — |
| msrc | windows_10_version_22h2 | — | — |
| msrc | windows_11_version_21h2 | — | — |
| msrc | windows_11_version_22h2 | — | — |
| msrc | windows_8.1 | — | — |
CVSS provenance
nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
vendor_msrc8.8HIGH
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GHSA
GHSA-pmrm-7m6v-q6w7: Windows SMB Witness Service Elevation of Privilege Vulnerability
ghsa_unreviewed·2023-01-11
CVE-2023-21549 [HIGH] CWE-269 GHSA-pmrm-7m6v-q6w7: Windows SMB Witness Service Elevation of Privilege Vulnerability
Windows SMB Witness Service Elevation of Privilege Vulnerability.
Microsoft
Windows SMB Witness Service Elevation of Privilege Vulnerability
vendor_msrc·2023-01-10·CVSS 8.8
CVE-2023-21549 [HIGH] CWE-285 Windows SMB Witness Service Elevation of Privilege Vulnerability
Windows SMB Witness Service Elevation of Privilege Vulnerability
FAQ: How could an attacker exploit the vulnerability?
To exploit this vulnerability, an attacker could execute a specially crafted malicious script which executes an RPC call to an RPC host. This could result in elevation of privilege on the server.
FAQ: What privileges could be gained by an attacker who successfully exploited the vulnerability?
An attacker who successfully exploited this vulnerability could execute RPC functions that are restricted to privileged accounts only.
Windows SMB: Windows SMB
Microsoft: Microsoft
Customer Action Required: Yes
Impact: Elevation of Privilege
Exploit Status: Publicly Disclosed:Yes;Exploited:No;Latest Software Release:Exploitation Less Likely;DOS:N/A
Reference: https://catalog.u
No detection rules found.
No public exploits indexed.
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2023-01-10
Published