CVE-2023-21803
At a glance
- Severity
- CRITICAL 9.8
- EPSS
- EPSS 1.76 % · percentile 78 (2026-10-27)
- State
- PUBLISHED
- Published
- Updated
- Assigner
- microsoft
- NVD status
- Modified
Description
Windows iSCSI Discovery Service Remote Code Execution Vulnerability
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | CRITICAL 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C | microsoft |
| CVSS 3.1 | CRITICAL 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | NVD · secure@microsoft.com (Secondary) |
Weaknesses (CWE)
European references
- ENISA EUVD · EUVD-2023-25970
- GCVE · GCVE-0-2023-21803
CERT-FR advisories
- CERTFR-2023-AVI-0130 — Multiples vulnérabilités dans Microsoft Windows · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:o:microsoft:windows_10:*:*:*:*:*:*:x86:*< 10.0.10240.19747cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*< 10.0.14393.5717cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*< 10.0.17763.4010cpe:2.3:o:microsoft:windows_10_20h2:*:*:*:*:*:*:x86:*< 10.0.19042.2604cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x86:*< 10.0.19044.2604cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x86:*< 10.0.19045.2604cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x86:*
Affected products
| Product | Versions |
|---|---|
| Microsoft · Windows 10 Version 1507 | affected 10.0.10240.0 < 10.0.10240.19747 |
| Microsoft · Windows 10 Version 1607 | affected 10.0.14393.0 < 10.0.14393.5717 |
| Microsoft · Windows 10 Version 1809 | affected 10.0.17763.0 < 10.0.17763.4010 |
| Microsoft · Windows 10 Version 20H2 | affected 10.0.0 < 10.0.19042.2604 |
| Microsoft · Windows 10 Version 21H2 | affected 10.0.19043.0 < 10.0.19044.2604 |
| Microsoft · Windows 10 Version 22H2 | affected 10.0.19045.0 < 10.0.19045.2604 |
| Microsoft · Windows Server 2008 Service Pack 2 | affected 6.0.6003.0 < 6.0.6003.21915 |
| Microsoft · Windows Server 2008 Service Pack 2 (Server Core installation) | affected 6.0.6003.0 < 6.0.6003.21915 |
References
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |