Buffer overflow in Samsung Exynos Smp1300

CVE-2019-20566

An issue was discovered on Samsung mobile devices with any (before September 2019 for SMP1300 Exynos modem chipsets) software. Attackers can trigger stack corruption in the Shannon modem via a crafted RP-Originator/Destination address. The Samsung ID is SVE-2019-14858 (September 2019).

Vulnerability class: Buffer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.015 (72.7th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 72.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2019-20566: held from 0.015 to 0.015.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-20566?
CVE-2019-20566 is a critical-severity vulnerability in Samsung Exynos Smp1300, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2020-03-24.
How severe is CVE-2019-20566?
Critical severity. CVSS v3 base score is 9.8 out of 10.