CVE-2022-24990TerraMaster OS Remote Command Execution Vulnerability

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.

9.8 CRITICALEPSS 83.16%⚡ Known Exploited (CISA KEV)NVD: Analyzed

Last updated: 2026-06-17 04:32 UTC

OverviewCVSS details

9.8CRITICALCVSS 3.1

Score source: CISA-ADP
NVD status: Analyzed
Published: Feb 7, 2023
Assigner: mitre

Affected

terramaster operating system (terra-master)

Versions: before 4.2.31
Fixed in: 4.2.31

Exploitation

Public exploit: Yes · 3 references
CISA KEV: Listed · Feb 10, 2023
KEV due date: Mar 3, 2023
Ransomware use: Known
SSVC: Exploitation active · Automatable yes · Impact total

EPSS · FIRST, scored Nov 7

83.16%chance of exploitation in 30 days

Higher than 99.67% of CVEs

CVSS 3.1 · CISA-ADP

9.8Critical

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

Attack vector: Network
Attack complexity: Low
Privileges required: None
User interaction: None
Scope: Unchanged
Confidentiality impact: High
Integrity impact: High
Availability impact: High

CVSS 3.1 · NVD

7.5High

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

Attack vector: Network
Attack complexity: Low
Privileges required: None
User interaction: None
Scope: Unchanged
Confidentiality impact: High
Integrity impact: None
Availability impact: None

NVD status: Analyzed

Overview Affected Products References

NVD CVE.org

Overview

Severity

Score	Severity	Version	Vector String
9.8	CRITICAL	3.1CISA-ADP	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5	HIGH	3.1NVD	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CISA required action

⚡ Known exploited · remediation due Mar 3, 2023

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Details

CVE ID: CVE-2022-24990
Status: Analyzed
Assigner (CNA): mitre
Published: Feb 7, 2023
Last modified: 2026-06-17 04:32 UTC
Weaknesses: CWE-306

Sources

Refreshed hourly from the sources above. Last fetched 2026-11-08 14:28 UTC.