5.3

CVE-2021-37351: nagios nagios_xi Incorrect Default Permissions

CVSS: 5.3v3.1MediumModified
Published 13-08-2021Last modified 04-08-2024
Open JSON

Vulnerability summary

CVE-2021-37351 is a medium (CVSS 5.3) Incorrect Default Permissions vulnerability in nagios nagios_xi. EPSS estimates a 2.83% chance of exploitation in the next 30 days, higher than 86.5% of scored vulnerabilities.

Overall risk
22/100
0100
Low · default modelHow is this calculated?
CVSS score
5.3/10
010
Medium · v3.1 (NVD)
EPSS score
2.83%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 13-08-2021
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

Nagios XI before version 5.8.5 is vulnerable to insecure permissions and allows unauthenticated users to access guarded pages through a crafted HTTP request to the server.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

2.83%

Chance of exploitation in the next 30 days

Percentile

87%

Versus all other CVEs

30-day change

0.00 pp

From 2.83% on 22-09-2026

22-09-202622-10-2026
EPSS score
2.83%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Nagios1 product

1 vendor · 1 product

References

1 links