SQL Injection in Nagios Xi

CVE-2021-33177

The Bulk Modifications functionality in Nagios XI versions prior to 5.8.5 is vulnerable to SQL injection. Exploitation requires the malicious actor to be authenticated to the vulnerable system, but once authenticated they would be able to execute arbitrary sql queries.

Vulnerability class: SQL Injection

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.101 (95.6th percentile), scored .

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 95.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-33177: held from 0.101 to 0.101.

EPSS over last 30 days · oldest: 0.101 · newest: 0.101 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-33177?
CVE-2021-33177 is a high-severity vulnerability in Nagios Xi, classified under SQL Injection. CVSS score: 8.8/10. Published 2021-10-14.
How severe is CVE-2021-33177?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2021-33177 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.