CVE-2023-35671 — MEDIUM (5.5)

Vulnerability Description

In onHostEmulationData of HostEmulationManager.java, there is a possible way for a general purpose NFC reader to read the full card number and expiry details when the device is in locked screen mode due to a logic error in the code. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.

CVSS Score

5.5

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Google	Android	11.0

Related Weaknesses (CWE)

CWE-269

References

https://android.googlesource.com/platform/packages/apps/Nfc/+/745632835f3d97513aIssue TrackingPatch
https://source.android.com/security/bulletin/2023-09-01Vendor Advisory
https://android.googlesource.com/platform/packages/apps/Nfc/+/745632835f3d97513aIssue TrackingPatch
https://source.android.com/security/bulletin/2023-09-01Vendor Advisory

FAQ

What is CVE-2023-35671?

CVE-2023-35671 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In onHostEmulationData of HostEmulationManager.java, there is a possible way for a general purpose NFC reader to read the full card number and expiry details when the device is in locked screen mode d...

How severe is CVE-2023-35671?

CVE-2023-35671 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-35671?

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