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CVE-2018-10933
CRITICAL
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.
Published: Oct 17, 2018
Modified: Jun 17, 2026
CWE-592
CWE-287
CVSS Metrics
CVSSv3
Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Affected Products (15)
| Vendor | Product | Version |
|---|---|---|
| libssh | libssh | * ≥ 0.6.0 < 0.7.6 |
| libssh | libssh | * ≥ 0.8.0 < 0.8.4 |
| canonical | ubuntu_linux | 14.04 |
| canonical | ubuntu_linux | 16.04 |
| canonical | ubuntu_linux | 18.04 |
| canonical | ubuntu_linux | 18.10 |
| debian | debian_linux | 8.0 |
| debian | debian_linux | 9.0 |
| redhat | enterprise_linux | 7.0 |
| netapp | oncommand_unified_manager | * ≥ 7.3 |
| netapp | oncommand_unified_manager | * ≥ 9.4 |
| netapp | oncommand_workflow_automation | - |
| netapp | snapcenter | - |
| netapp | storage_automation_store | - |
| oracle | mysql_workbench | * |
GitHub Security Advisory GHSA-22gf-f5w4-hrfq
A vulnerability was found in libssh's server-side state machine before versions 0.7.6 and 0.8.4....
References (22)
- http://www.securityfocus.com/bid/105677 Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10933 Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/10/msg00010.html Mailing List, Third Party Advisory
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2018-0016 Third Party Advisory
- https://security.netapp.com/advisory/ntap-20190118-0002/ Third Party Advisory
- https://usn.ubuntu.com/3795-1/ Third Party Advisory
- https://usn.ubuntu.com/3795-2/ Third Party Advisory
- https://www.debian.org/security/2018/dsa-4322 Third Party Advisory
- https://www.exploit-db.com/exploits/45638/ Exploit, Third Party Advisory, VDB Entry
- https://www.libssh.org/security/advisories/CVE-2018-10933.txt Vendor Advisory
- https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html Patch, Third Party Advisory
- http://www.securityfocus.com/bid/105677 Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10933 Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/10/msg00010.html Mailing List, Third Party Advisory
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2018-0016 Third Party Advisory
Risk Scores
CVSS Score
9.1 / 10
EPSS Score
91.79%
Top 0% most likely to be exploited
Threat Score
73.9 / 100
Data Sources
NVD
EPSS
GitHub