CVE-2018-6011

Severity: high (CVSS 8.1 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2018-11-01 · updated 2026-06-17
Weakness: CWE-287

Description

The time-based one-time-password (TOTP) function in the application logic of the Green Electronics RainMachine Mini-8 (2nd generation) uses the administrator's password hash to generate a 6-digit temporary passcode that can be used for remote and local access, aka a "Use of Password Hash Instead of Password for Authentication" issue. This is exploitable by an attacker who discovers a hash value in the rainmachine-settings.sqlite file.

Affected products

Rainmachine Mini-8 Firmware: from 4.0.539 through 4.0.975

References

http://www.irongeek.com/i.php?page=videos/bsidesrdu2018/bsidesrdu-2018-07-when-it-rains-it-pours-sam-granger
http://www.irongeek.com/i.php?page=videos/bsidesrdu2018/bsidesrdu-2018-07-when-it-rains-it-pours-sam-granger

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