CVE-2021-25298 is an OS command injection vulnerability affecting Nagios XI versions up to 5.7.5, specifically within the cloud-vm.inc.php file due to improper sanitization of authenticated user input. This flaw carries a CVSS score of 8.8 (High), indicating it can be exploited remotely with low complexity by an authenticated user, leading to full compromise of confidentiality, integrity, and availability. The vulnerability is actively exploited in the wild, with public exploit modules available in Metasploit and Nuclei, and has garnered significant community and media attention, including being added to CISA's KEV catalog.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 5.5.6, <= 5.7.5CPE matchmatch criteria | cpe:2.3:a:nagios:nagios_xi:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.