CVE-2021-3277
Last modified
CVE-2021-3277 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. Nagios XI 5.7.5 and earlier allows authenticated admins to upload arbitrary files due to improper validation of the rename functionality in custom-includes component, which leads to remote code execution by uploading php files.. EPSS estimates a 54.58% chance of exploitation in the next 30 days.
Description
Nagios XI 5.7.5 and earlier allows authenticated admins to upload arbitrary files due to improper validation of the rename functionality in custom-includes component, which leads to remote code execution by uploading php files.
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Nagios | Nagios Xi | <= 5.7.5 |
References
- https://asaf.me/2021/01/21/nagios-xi-5-7-5-remote-code-execution/Third Party Advisory
- https://asaf.me/2021/01/21/nagios-xi-5-7-5-remote-code-execution/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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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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