Vulnerability in SSH \& Web Terminal Project
CVE-2021-45099
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
EPSS: 0.013 (67.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Ssh_\&_web_terminal_project Ssh_\&_web_terminal
- N/a — versions n/a
Public proof-of-concept exploits
References
- cve@mitre.org (Third Party Advisory, x_refsource_MISC, Release Notes)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-45099?
- CVE-2021-45099 is a high-severity vulnerability in SSH \& Web Terminal Project. CVSS score: 8.8/10. Published 2021-12-16.
- How severe is CVE-2021-45099?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2021-45099 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.