How severe is CVE-2021-29393?

CVE-2021-29393 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-29393 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-29393?

CVE-2021-29393 affects Globalnorthstar Northstar Club Management. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-29393?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2021-29393 published?

CVE-2021-29393 was published on 2022-02-04 and last updated on 2026-06-17.

CVE-2021-29393

CVE-2021-29393 is a critical-severity vulnerability in Globalnorthstar Northstar Club Management with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 4% (88th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Globalnorthstar Northstar Club Management
Published: 2022-02-04
Last modified: 2026-06-17

Description

Remote Code Execution in cominput.jsp and comoutput.jsp in Northstar Technologies Inc NorthStar Club Management 6.3 allows remote unauthenticated users to inject and execute arbitrary system commands via the unsanitized user-controlled "command" and "commandvalues" parameters.

Frequently asked questions

What is CVE-2021-29393?: Remote Code Execution in cominput.jsp and comoutput.jsp in Northstar Technologies Inc NorthStar Club Management 6.3 allows remote unauthenticated users to inject and execute arbitrary system commands via the unsanitized user-controlled "command" and "commandvalues" parameters.
How severe is CVE-2021-29393?: CVE-2021-29393 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-29393 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-29393?: CVE-2021-29393 affects Globalnorthstar Northstar Club Management. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-29393?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-29393 published?: CVE-2021-29393 was published on 2022-02-04 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:globalnorthstar:northstar_club_management:6.3:*:*:*:*:*:*:*

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