CVE-2021-45099

Public Exploit

Description

The addon.stdin service in addon-ssh (aka Home Assistant Community Add-on: SSH & Web Terminal) before 10.0.0 has an attack surface that requires social engineering. NOTE: the vendor does not agree that this is a vulnerability; however, addon.stdin was removed as a defense-in-depth measure against complex social engineering situations

8.8

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.38%

Third-Party Advisory github.com Third-Party Advisory github.com

Affected: n/a n/a

References

Link	Tags
https://github.com/hassio-addons/addon-ssh/releases/tag/v10.0.0	third party advisory release notes
https://gist.github.com/Eriner/0872628519f70556d2c26c83439a9f67	third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2021-45099?: CVE-2021-45099 has been scored as a high severity vulnerability.
How to fix CVE-2021-45099?: To fix CVE-2021-45099, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-45099 being actively exploited in the wild?: It is possible that CVE-2021-45099 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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