Is CVE-2022-24990 in the CISA KEV catalog?

Yes. CVE-2022-24990 is on the CISA Known Exploited Vulnerabilities list, added 2023-02-10, and has known ransomware campaign use.

What is the CVSS severity of CVE-2022-24990?

CVE-2022-24990 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2022-24990?

CVE-2022-24990 has an EPSS score of 84.05% (100th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-24990?

Upgrade terramaster operating system to 4.2.31 or later.

CVE & CISA-KEV Catalog

CVE-2022-24990

HIGHCISA KEVEPSS 100th pctl

7.5

CVSS v3

NVD

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.

CWE-306Missing Authentication for Critical Function

How to fix

Remediation Available

terramaster operating systemNVD

Affected:< 4.2.31Fixed in:4.2.31CVE-2022-24990derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploit Intelligence

84.05%probability of exploitation in 30 days

100thpercentile

Very high risk: more likely to be exploited than 100% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

TerraMaster OS Remote Command Execution Vulnerability

TerraMaster OS contains a remote command execution vulnerability that allows an unauthenticated user to execute commands on the target endpoint.

Apply updates per vendor instructions.

Remediation due: 2023-03-03

Associated with ransomware campaigns

References

Exploit3

Third-Party Advisory1

broadcom.com

Government Resource1

cisa.gov

Issue Tracking1

forum.terra-master.com

Related Vulnerabilities

Other CWE-306 (Missing Authentication for Critical Function) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-10271	High	7.5	100%	KEV + Ransom	-
CVE-2025-3248	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-42793	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2022-1388	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2021-37415	Critical	9.8	100%	KEV	-
CVE-2023-21839	High	7.5	100%	KEV	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-11-07.