Vulnerability in [Unknown] Libssh

CVE-2018-10933

A vulnerability was found in libssh's server-side state machine before versions 0.7.6 and 0.8.4. A malicious client could create channels without first performing authentication, resulting in unauthorized access.

EPSS: 0.783 (99.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-10933?
CVE-2018-10933 is a critical-severity vulnerability in [Unknown] Libssh, classified under CWE-592. CVSS score: 9.1/10. Published 2018-10-17.
How severe is CVE-2018-10933?
Critical severity. CVSS v3 base score is 9.1 out of 10.
Is CVE-2018-10933 known to be exploited?
138 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.