CVE-2020-9355
CRITICALCVSS 9.8/10EPSS 2.17%
Last modified
CVE-2020-9355 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. danfruehauf NetworkManager-ssh before 1.2.11 allows privilege escalation because extra options are mishandled.. EPSS estimates a 2.17% chance of exploitation in the next 30 days.
Description
danfruehauf NetworkManager-ssh before 1.2.11 allows privilege escalation because extra options are mishandled.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Networkmanager-Ssh Project | Networkmanager-Ssh | < 1.2.11 |
| Debian | Debian Linux | 9.0 |
| Debian | Debian Linux | 10.0 |
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1803499Issue Tracking, Permissions Required, Third Party Advisory
- https://github.com/danfruehauf/NetworkManager-ssh/pull/98Third Party Advisory
- https://github.com/danfruehauf/NetworkManager-ssh/releases/tag/1.2.11Release Notes, Third Party Advisory
- https://www.debian.org/security/2020/dsa-4637Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1803499Issue Tracking, Permissions Required, Third Party Advisory
- https://github.com/danfruehauf/NetworkManager-ssh/pull/98Third Party Advisory
- https://github.com/danfruehauf/NetworkManager-ssh/releases/tag/1.2.11Release Notes, Third Party Advisory
- https://www.debian.org/security/2020/dsa-4637Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-9355?
danfruehauf NetworkManager-ssh before 1.2.11 allows privilege escalation because extra options are mishandled.
How severe is CVE-2020-9355?
CVE-2020-9355 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.17% probability of exploitation in the next 30 days.
How do I fix CVE-2020-9355?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-9355?
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