CVE Catalog

CVE-2018-25396

HighCVSS 7.5
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.31%

23th percentile - higher than 23% of all known CVEs

Summary

A vulnerability in Heatmiser Wifi Thermostat 1.7 allows unauthenticated attackers to retrieve administrative credentials by accessing the networkSetup.htm page. Attackers can request this endpoint and extract plaintext username and password values from HTML form fields to gain administrative access to the thermostat.

Risk Assessment

The risk involves potential full control over the thermostat by an unauthorized attacker, leading to unauthorized configuration changes, disruption of the heating system, and possible use of the device as an entry point into the local network.

Recommendation

Immediately update the thermostat firmware to the latest version if a patch is available, or restrict access to the networkSetup.htm page by implementing network-level authentication or firewall rules.

Related vulnerabilities

Original NVD description (English source)

Heatmiser Wifi Thermostat 1.7 contains a credential disclosure vulnerability that allows unauthenticated attackers to retrieve administrative credentials by accessing the networkSetup.htm page. Attackers can request the networkSetup.htm endpoint and extract plaintext username and password values from HTML form fields to gain administrative access to the thermostat.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS