Buffer overflow in Samsung Android

CVE-2023-30696

An improper input validation in IpcTxGetVerifyAkey in libsec-ril prior to SMR Aug-2023 Release 1 allows attacker to cause out-of-bounds write.

Vulnerability class: Buffer Overflow

EPSS: 0.002 (6.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L.

Affected products

Samsung Android — versions 11.0, 12.0, 13.0
Samsung Mobile Devices — versions SMR Aug-2023 Release 1

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

mobile.security@samsung.com (Vendor Advisory)

Frequently asked questions

What is CVE-2023-30696?: CVE-2023-30696 is a medium-severity vulnerability in Samsung Android, classified under Out-of-bounds Write. CVSS score: 4.4/10. Published 2023-08-10.
How severe is CVE-2023-30696?: Medium severity. CVSS v3 base score is 4.4 out of 10.
Is CVE-2023-30696 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.