What is CVE-2022-20203?

CVE-2022-20203 is a high-severity vulnerability in Google Android, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2022-06-15.

How severe is CVE-2022-20203?

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

Buffer overflow in Google Android

CVE-2022-20203

In multiple locations of the nanopb library, there is a possible way to corrupt memory when decoding untrusted protobuf files. This could lead to local escalation of privilege,with no additional execution privileges needed. User interaction is not needed for exploitation.

Vulnerability class: Buffer Overflow

EPSS: 0.001 (2.4th 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 12.1
N/a Android — versions Android-12L

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

security@android.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2022-20203?: CVE-2022-20203 is a high-severity vulnerability in Google Android, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2022-06-15.
How severe is CVE-2022-20203?: High severity. CVSS v3 base score is 7.8 out of 10.