CVE-2020-5866
MEDIUMCVSS 5.5/10EPSS 0.33%
Last modified
CVE-2020-5866 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. In versions of NGINX Controller prior to 3.3.0, the helper.sh script, which is used optionally in NGINX Controller to change settings, uses sensitive items as command-line arguments.. EPSS estimates a 0.33% chance of exploitation in the next 30 days.
Description
In versions of NGINX Controller prior to 3.3.0, the helper.sh script, which is used optionally in NGINX Controller to change settings, uses sensitive items as command-line arguments.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| F5 | Nginx Controller | >= 2.0.0, <= 2.9.0 |
| F5 | Nginx Controller | >= 3.0.0, < 3.3.0 |
| F5 | Nginx Controller | 1.0.1 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-5866?
In versions of NGINX Controller prior to 3.3.0, the helper.sh script, which is used optionally in NGINX Controller to change settings, uses sensitive items as command-line arguments.
How severe is CVE-2020-5866?
CVE-2020-5866 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.33% probability of exploitation in the next 30 days.
How do I fix CVE-2020-5866?
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.
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Are you affected by CVE-2020-5866?
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