CVE-2018-21019

CVE-2018-21019 is a high-severity vulnerability in Home-assistant with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.

Key facts

Description

Home Assistant before 0.67.0 was vulnerable to an information disclosure that allowed an unauthenticated attacker to read the application's error log via components/api.py.

Frequently asked questions

What is CVE-2018-21019?
Home Assistant before 0.67.0 was vulnerable to an information disclosure that allowed an unauthenticated attacker to read the application's error log via components/api.py.
How severe is CVE-2018-21019?
CVE-2018-21019 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2018-21019 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-21019?
CVE-2018-21019 affects Home-assistant. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-21019?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-21019 published?
CVE-2018-21019 was published on 2019-09-23 and last updated on 2026-06-17.

References

Affected products (1)

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