CVE-2021-33179

moderate-risk
Published 2021-10-14

The general user interface in Nagios XI versions prior to 5.8.4 is vulnerable to authenticated reflected cross-site scripting. An authenticated victim, who accesses a specially crafted malicious URL, would unknowingly execute the attached payload.

Do I need to act?

!
64.8% chance of exploitation in next 30 days
EPSS score — higher than 35% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.1/10 Medium
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Nagios

References (2)

Third Party Advisory https://www.synopsys.com/blogs/software-security/cyrc-advisory-nagios-xi
Third Party Advisory https://www.synopsys.com/blogs/software-security/cyrc-advisory-nagios-xi
47
/ 100
moderate-risk
Severity 23/34 · High
Exploitability 19/34 · Moderate
Exposure 5/34 · Minimal