What is CVE-2020-37070?

CVE-2020-37070 is a critical-severity vulnerability in Cloudme, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2026-02-03.

How severe is CVE-2020-37070?

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

Buffer overflow in Cloudme

CVE-2020-37070

CloudMe 1.11.2 contains a buffer overflow vulnerability that allows remote attackers to execute arbitrary code through crafted network packets. Attackers can exploit the vulnerability by sending a specially crafted payload to the CloudMe service running on port 8888, enabling remote code execution.

Vulnerability class: Buffer Overflow

EPSS: 0.005 (37.0th 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

Cloudme — versions 1.11.2

Weakness classification (CWE)

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

References

disclosure@vulncheck.com (exploit)
disclosure@vulncheck.com (product)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2020-37070?: CVE-2020-37070 is a critical-severity vulnerability in Cloudme, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2026-02-03.
How severe is CVE-2020-37070?: Critical severity. CVSS v3 base score is 9.8 out of 10.