What’s Vulnerable › Vulnerabilities

CVE-2020-9475

• Severity: high (CVSS 7.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-05-07 · updated 2026-06-17
• Weakness: CWE-362

Description

The S. Siedle & Soehne SG 150-0 Smart Gateway before 1.2.4 allows local privilege escalation via a race condition in logrotate. By using an exploit chain, an attacker with access to the network can get root access on the gateway.

Affected products

• Siedle Sg 150-0 Firmware: before 1.2.4 — fixed in 1.2.4

How to fix

Upgrade to a fixed version: Siedle Sg 150-0 Firmware 1.2.4. Check the vendor advisory for mitigations.

References

• https://research.hisolutions.com/2020/04/open-the-gates-insecurity-of-cloudless-smart-door-systems/
• https://research.hisolutions.com/2020/04/open-the-gates-insecurity-of-cloudless-smart-door-systems/

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