CVE-2021-0547 — HIGH (7.8) — White Hats Nepal

Vulnerability Description

In onReceive of NetInitiatedActivity.java, there is a possible way to supply an attacker-controlled value to a GPS HAL handler due to a missing permission check. This could lead to local escalation of privilege that may result in undefined behavior in some HAL implementations with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-174151048

CVSS Score

7.8

HIGH

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Google	Android	11.0

Related Weaknesses (CWE)

CWE-862

References

https://source.android.com/security/bulletin/pixel/2021-06-01Vendor Advisory
https://source.android.com/security/bulletin/pixel/2021-06-01Vendor Advisory

FAQ

What is CVE-2021-0547?

CVE-2021-0547 is a vulnerability with a CVSS score of 7.8 (HIGH). In onReceive of NetInitiatedActivity.java, there is a possible way to supply an attacker-controlled value to a GPS HAL handler due to a missing permission check. This could lead to local escalation of...

How severe is CVE-2021-0547?

CVE-2021-0547 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-0547?

Check the references section above for vendor advisories and patch information. Affected products include: Google Android.