What is CVE-2020-9474?

CVE-2020-9474 is a high-severity vulnerability in Siedle Sg 150-0, classified under Download of Code Without Integrity Check. CVSS score: 8.8/10. Published 2020-05-07.

How severe is CVE-2020-9474?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Siedle Sg 150-0

CVE-2020-9474

The S. Siedle & Soehne SG 150-0 Smart Gateway before 1.2.4 allows remote code execution via the backup functionality in the web frontend. By using an exploit chain, an attacker with access to the network can get root access on the gateway.

Published 2020-05-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.019 (79.4th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 79.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-494 — Download of Code Without Integrity Check

References

research.hisolutions.com/2020/04/open-the-gates-insecurity-of-cloudless-smart-d… (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2020-9474?: CVE-2020-9474 is a high-severity vulnerability in Siedle Sg 150-0, classified under Download of Code Without Integrity Check. CVSS score: 8.8/10. Published 2020-05-07.
How severe is CVE-2020-9474?: High severity. CVSS v3 base score is 8.8 out of 10.