How severe is CVE-2022-24990?

CVE-2022-24990 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2022-24990 being actively exploited?

Yes. CVE-2022-24990 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2023-02-10, which means active exploitation has been confirmed. It should be prioritised for remediation.

What products are affected by CVE-2022-24990?

CVE-2022-24990 affects Terra-master Terramaster Operating System. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-24990?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.

Does CVE-2022-24990 have an EU (EUVD) identifier?

Yes. CVE-2022-24990 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-29737. It is also flagged as exploited in the EUVD (since 2023-02-10).

When was CVE-2022-24990 published?

CVE-2022-24990 was published on 2023-02-07 and last updated on 2026-06-17.

CVE-2022-24990

CVE-2022-24990 is a high-severity vulnerability in Terra-master Terramaster Operating System with a CVSS 3.x base score of 7.5. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2023-02-10). The underlying weakness is classified as CWE-306.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 83% (100th percentile)
Actively exploited: Yes — listed in CISA KEV (added 2023-02-10)
EU (EUVD) id: EUVD-2022-29737
EU exploitation: Flagged exploited in the ENISA EU Vulnerability Database (since 2023-02-10)
Weakness: CWE-306
Affected product: Terra-master Terramaster Operating System
Published: 2023-02-07
Last modified: 2026-06-17

Description

TerraMaster NAS 4.2.29 and earlier allows remote attackers to discover the administrative password by sending "User-Agent: TNAS" to module/api.php?mobile/webNasIPS and then reading the PWD field in the response.

Frequently asked questions

What is CVE-2022-24990?: TerraMaster NAS 4.2.29 and earlier allows remote attackers to discover the administrative password by sending "User-Agent: TNAS" to module/api.php?mobile/webNasIPS and then reading the PWD field in the response.
How severe is CVE-2022-24990?: CVE-2022-24990 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2022-24990 being actively exploited?: Yes. CVE-2022-24990 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2023-02-10, which means active exploitation has been confirmed. It should be prioritised for remediation.
What products are affected by CVE-2022-24990?: CVE-2022-24990 affects Terra-master Terramaster Operating System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-24990?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
Does CVE-2022-24990 have an EU (EUVD) identifier?: Yes. CVE-2022-24990 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-29737. It is also flagged as exploited in the EUVD (since 2023-02-10).
When was CVE-2022-24990 published?: CVE-2022-24990 was published on 2023-02-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:terra-master:terramaster_operating_system:*:*:*:*:*:*:*:*

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