What is CVE-2023-45777?

CVE-2023-45777 is a high-severity vulnerability in Google Android. CVSS score: 7.8/10. Published 2023-12-04.

How severe is CVE-2023-45777?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2023-45777 known to be exploited?

4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Google Android

CVE-2023-45777

In checkKeyIntentParceledCorrectly of AccountManagerService.java, there is a possible way to launch arbitrary activities using system privileges due to Parcel Mismatch. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

EPSS: 0.003 (27.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Google Android — versions 14.0, 13, 13.0

Public proof-of-concept exploits

References

security@android.com (Patch, Mailing List)
security@android.com (Patch, Mailing List)
security@android.com (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2023-45777?: CVE-2023-45777 is a high-severity vulnerability in Google Android. CVSS score: 7.8/10. Published 2023-12-04.
How severe is CVE-2023-45777?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2023-45777 known to be exploited?: 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.