What is the CVSS score of CVE-2021-0317?

CVE-2021-0317 has a CVSS 3.1 base score of 7.8 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.2%.

Is there a patch available for CVE-2021-0317?

Yes, a patch is available for CVE-2021-0317. Update the affected software to the latest version immediately.

Java CVE-2021-0317

HIGH

Incorrect Authorization (CWE-863)

2021-01-11 security@android.com

Google Privilege Escalation Java Authentication Bypass Android

7.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.8 HIGH

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Jan 11, 2021 - 22:15 nvd

HIGH 7.8

DescriptionNVD

In createOrUpdate of Permission.java and related code, there is possible permission escalation due to a logic error. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android; Versions: Android-10, Android-11, Android-8.0, Android-8.1, Android-9; Android ID: A-168319670.

AnalysisAI

In createOrUpdate of Permission.java and related code, there is possible permission escalation due to a logic error. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. This Incorrect Authorization vulnerability could allow attackers to bypass authorization checks to access restricted resources.

Technical ContextAI

This vulnerability is classified as Incorrect Authorization (CWE-863), which allows attackers to bypass authorization checks to access restricted resources. In createOrUpdate of Permission.java and related code, there is possible permission escalation due to a logic error. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android; Versions: Android-10, Android-11, Android-8.0, Android-8.1, Android-9; Android ID: A-168319670. Affected products include: Google Android.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Review and test authorization logic, implement consistent access control checks, use centralized authorization framework.