CVE-2023-21803 — CRITICAL (9.8)

Q: What is CVE-2023-21803?

CVE-2023-21803 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Windows iSCSI Discovery Service Remote Code Execution Vulnerability

Q: How severe is CVE-2023-21803?

CVE-2023-21803 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Q: Is there a patch for CVE-2023-21803?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Windows 10, Microsoft Windows 10 1607, Microsoft Windows 10 1809, Microsoft Windows 10 20H2, Microsoft Windows 10 21H2.

Vulnerability Description

Windows iSCSI Discovery Service Remote Code Execution Vulnerability

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Microsoft	Windows 10	< 10.0.10240.19747
Microsoft	Windows 10 1607	< 10.0.14393.5717
Microsoft	Windows 10 1809	< 10.0.17763.4010
Microsoft	Windows 10 20H2	< 10.0.19042.2604
Microsoft	Windows 10 21H2	< 10.0.19044.2604
Microsoft	Windows 10 22H2	< 10.0.19045.2604
Microsoft	Windows Server 2008	-

Related Weaknesses (CWE)

CWE-190

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21803PatchVendor Advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21803PatchVendor Advisory

FAQ

What is CVE-2023-21803?

CVE-2023-21803 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Windows iSCSI Discovery Service Remote Code Execution Vulnerability

How severe is CVE-2023-21803?

CVE-2023-21803 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2023-21803?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Windows 10, Microsoft Windows 10 1607, Microsoft Windows 10 1809, Microsoft Windows 10 20H2, Microsoft Windows 10 21H2.