What is CVE-2022-40758?

CVE-2022-40758 is a high-severity vulnerability in Samsung Mtower, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2022-09-16.

How severe is CVE-2022-40758?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in Samsung Mtower

CVE-2022-40758

A Buffer Access with Incorrect Length Value vulnerablity in the TEE_CipherUpdate function in Samsung mTower through 0.3.0 allows a trusted application to trigger a Denial of Service (DoS) by invoking the function TEE_CipherUpdate with an excessive size value of srcLen.

Vulnerability class: Buffer Overflow

EPSS: 0.009 (55.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Samsung Mtower
N/a — versions n/a

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

cve@mitre.org (Third Party Advisory, x_refsource_MISC)
cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2022-40758?: CVE-2022-40758 is a high-severity vulnerability in Samsung Mtower, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2022-09-16.
How severe is CVE-2022-40758?: High severity. CVSS v3 base score is 7.5 out of 10.