What is CVE-2021-25496?

CVE-2021-25496 is a high-severity vulnerability in Samsung Notes, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.3/10. Published 2021-10-06.

How severe is CVE-2021-25496?

High severity. CVSS v3 base score is 7.3 out of 10.

Buffer overflow in Samsung Notes

CVE-2021-25496

A possible buffer overflow vulnerability in maetd_dec_slice of libSPenBase library of Samsung Notes prior to Samsung Notes version 4.3.02.61 allows arbitrary code execution.

Vulnerability class: Buffer Overflow

EPSS: 0.003 (19.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H.

Affected products

Samsung Notes
Samsung Mobile Notes

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

mobile.security@samsung.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-25496?: CVE-2021-25496 is a high-severity vulnerability in Samsung Notes, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.3/10. Published 2021-10-06.
How severe is CVE-2021-25496?: High severity. CVSS v3 base score is 7.3 out of 10.