What is CVE-2020-12830?

CVE-2020-12830 is a critical-severity vulnerability in Westerndigital My_cloud_ex4100, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2020-10-27.

How severe is CVE-2020-12830?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Westerndigital My_cloud_ex4100

CVE-2020-12830

Addressed multiple stack buffer overflow vulnerabilities that could allow an attacker to carry out escalation of privileges through unauthorized remote code execution in Western Digital My Cloud devices before 5.04.114.

Vulnerability class: Buffer Overflow

EPSS: 0.032 (86.5th percentile) — read the EPSS interpretation.

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.

Affected products

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

cve@mitre.org (x_refsource_MISC, Vendor Advisory)
cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2020-12830?: CVE-2020-12830 is a critical-severity vulnerability in Westerndigital My_cloud_ex4100, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2020-10-27.
How severe is CVE-2020-12830?: Critical severity. CVSS v3 base score is 9.8 out of 10.