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Vulnerabilities / CVE-2018-7749

critical

CVE-2018-7749

The SSH server implementation of AsyncSSH before 1.12.1 does not prope ...

Published Modified CWE 287
In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
GHSA9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Trivy's own label is CRITICAL. Rated critical by NVD, GHSA. Rated lower by Ubuntu (high).

Description

The SSH server implementation of AsyncSSH before 1.12.1 does not properly check whether authentication is completed before processing other requests. A customized SSH client can simply skip the authentication step.

Affected packages and fixed versions

SourcePackageFixed in
pip::GitHub Security Advisory pipasyncssh1.12.1
debian 11python-asyncssh1.12.1-1
debian 12python-asyncssh1.12.1-1
debian 13python-asyncssh1.12.1-1
debian 14python-asyncssh1.12.1-1
echopython-asyncssh1.12.1-1
ubuntu 18.04-ESMpython-asyncssh1.11.1-1ubuntu0.1~esm1

References

All 9 references

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.