What is the CVSS score of CVE-2023-30467?

CVE-2023-30467 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.1%.

Ms N5008 Uc Firmware CVE-2023-30467

CRITICAL

Improper Authorization (CWE-285)

2023-04-28 vdisclose@cert-in.org.in

XXE Authentication Bypass Ms N5008 Uc Firmware Ms N1008 Unc Firmware Ms N1008 Uc Firmware Ms N1004 Uc Firmware Ms N5016 E Firmware Ms N5008 E Firmware Ms N7016 Uh Firmware Ms N7032 Uh Firmware Ms N8064 Uh Firmware Ms N8032 Uh Firmware Ms N1004 Upc Firmware Ms N1008 Upc Firmware Ms N1008 Unpc Firmware Ms N5008 Upc Firmware Ms N5016 Pe Firmware Ms N5008 Pe Firmware Ms N7016 Uph Firmware Ms N7032 Uph Firmware Ms N7048 Uph Firmware Ms Nxxxx Xxg Firmware Ms Nxxxx Xxt Firmware

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Lifecycle Timeline

CVE Published

Apr 28, 2023 - 11:15 nvd

CRITICAL 9.8

DescriptionNVD

This vulnerability exists in Milesight 4K/H.265 Series NVR models (MS-Nxxxx-xxG, MS-Nxxxx-xxE, MS-Nxxxx-xxT, MS-Nxxxx-xxH and MS-Nxxxx-xxC), due to improper authorization at the Milesight NVR web-based management interface. A remote attacker could exploit this vulnerability by sending a specially crafted http requests on the targeted device.

Successful exploitation of this vulnerability could allow remote attacker to perform unauthorized activities on the targeted device.

AnalysisAI

This vulnerability exists in Milesight 4K/H.265 Series NVR models (MS-Nxxxx-xxG, MS-Nxxxx-xxE, MS-Nxxxx-xxT, MS-Nxxxx-xxH and MS-Nxxxx-xxC), due to improper authorization at the Milesight NVR. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-285. This vulnerability exists in Milesight 4K/H.265 Series NVR models (MS-Nxxxx-xxG, MS-Nxxxx-xxE, MS-Nxxxx-xxT, MS-Nxxxx-xxH and MS-Nxxxx-xxC), due to improper authorization at the Milesight NVR web-based management interface. A remote attacker could exploit this vulnerability by sending a specially crafted http requests on the targeted device. Successful exploitation of this vulnerability could allow remote attacker to perform unauthorized activities on the targeted device. Affected products include: Milesight Ms-N5008-Uc Firmware, Milesight Ms-N1008-Unc Firmware, Milesight Ms-N1008-Uc Firmware, Milesight Ms-N1004-Uc Firmware, Milesight Ms-N5016-E Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.