What is CVE-2023-20756?

CVE-2023-20756 is a medium-severity vulnerability in Google Android, classified under Integer Overflow or Wraparound. CVSS score: 6.7/10. Published 2023-07-04.

How severe is CVE-2023-20756?

Medium severity. CVSS v3 base score is 6.7 out of 10.

Integer overflow in Google Android

CVE-2023-20756

In keyinstall, there is a possible out of bounds write due to an integer overflow. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS075…

Vulnerability class: Integer Overflow

EPSS: 0.001 (0.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Google Android — versions 12.0, 13.0
Mediatek Mt6580
Mediatek Mt6731
Mediatek Mt6735
Mediatek Mt6737
Mediatek Mt6739
Mediatek Mt6753
Mediatek Mt6757
Mediatek Mt6757c
Mediatek Mt6757cd

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

References

security@mediatek.com (Vendor Advisory)

Frequently asked questions

What is CVE-2023-20756?: CVE-2023-20756 is a medium-severity vulnerability in Google Android, classified under Integer Overflow or Wraparound. CVSS score: 6.7/10. Published 2023-07-04.
How severe is CVE-2023-20756?: Medium severity. CVSS v3 base score is 6.7 out of 10.