What’s Vulnerable › Vulnerabilities

CVE-2019-11561

• Severity: medium (CVSS 5.9 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-05-08 · updated 2026-06-17

Description

The Chuango 433 MHz burglar-alarm product line is vulnerable to a Denial of Service attack. When the condition is triggered, the OV2 base station is unable to process sensor states and effectively prevents the alarm from setting off, as demonstrated by Chuango branded products, and non-Chuango branded products such as the Eminent EM8617 OV2 Wifi Alarm System.

Affected products

• Chuango A11 Firmware: all versions
• Chuango A8 Firmware: all versions
• Chuango Awv Plus Firmware: all versions
• Chuango B11 Firmware: all versions
• Chuango Cg-105S Firmware: all versions
• Chuango G3 Firmware: all versions
• Chuango G5 Plus Firmware: all versions
• Chuango G5W 3G Firmware: all versions
• Chuango G5W Firmware: all versions
• Chuango H4 Plus Firmware: all versions

References

• https://github.com/RiieCco/write-ups/tree/master/CVE-2019-11561
• https://github.com/RiieCco/write-ups/tree/master/CVE-2019-11561

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