What is the CVSS score of CVE-2023-25645?

CVE-2023-25645 has a CVSS 3.1 base score of 7.7 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H. EPSS exploitation probability: 0.3%.

Up T2 4K Firmware CVE-2023-25645

HIGH

Incorrect Default Permissions (CWE-276)

2023-06-16 psirt@zte.com.cn

Privilege Escalation Zte Up T2 4K Firmware Zxv10 B866V2 H Firmware Zxv10 B866V2 Firmware Zxv10 B860H V5D0 Firmware Zxv10 B866V2F Firmware

7.7

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.7 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Jun 16, 2023 - 19:15 nvd

HIGH 7.7

DescriptionNVD

There is a permission and access control vulnerability in some ZTE AndroidTV STBs. Due to improper permission settings, non-privileged application can perform functions that are protected with signature/privilege-level permissions. Exploitation of this vulnerability could clear personal data and applications on the user's device, affecting device operation.

AnalysisAI

There is a permission and access control vulnerability in some ZTE AndroidTV STBs. Rated high severity (CVSS 7.7), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Incorrect Default Permissions (CWE-276), which allows attackers to access resources due to overly permissive default settings. There is a permission and access control vulnerability in some ZTE AndroidTV STBs. Due to improper permission settings, non-privileged application can perform functions that are protected with signature/privilege-level permissions. Exploitation of this vulnerability could clear personal data and applications on the user's device, affecting device operation. Affected products include: Zte Up T2 4K Firmware, Zte Zxv10 B866V2-H Firmware, Zte Zxv10 B866V2 Firmware, Zte Zxv10 B860H V5D0 Firmware, Zte Zxv10 B866V2F Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Set restrictive default permissions, follow principle of least privilege, review defaults during deployment.