# CVE-2022-24990: TerraMaster OS Remote Command Execution Vulnerability

> CVE-2022-24990: TerraMaster OS Remote Command Execution Vulnerability. CVSS 9.8 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2022-24990
Last updated: 2025-10-21T23:15:27Z

- Published: 2023-02-07 00:00 UTC · Updated: 2025-10-21 23:15 UTC · Assigner: mitre
- CVSS: 9.8 (CVSS 3.1) · Severity: Critical · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS: 83.2%, 100th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2023-02-10, federal due date 2023-03-03, ransomware use: Known

## 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.

## CISA required action

Apply updates per vendor instructions.

## Affected vendors and products

- TerraMaster: TerraMaster OS

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2022-24990)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2022-24990)
- [http://packetstormsecurity.com/files/172904/TerraMaster-TOS-4.2.29-Remote-Code-Execution.html](http://packetstormsecurity.com/files/172904/TerraMaster-TOS-4.2.29-Remote-Code-Execution.html)
- [https://forum.terra-master.com/en/viewforum.php?f=28](https://forum.terra-master.com/en/viewforum.php?f=28)
- [https://github.com/0xf4n9x/CVE-2022-24990](https://github.com/0xf4n9x/CVE-2022-24990)
- [https://octagon.net/blog/2022/03/07/cve-2022-24990-terrmaster-tos-unauthenticated-remote-command-execution-via-php-object-instantiation/](https://octagon.net/blog/2022/03/07/cve-2022-24990-terrmaster-tos-unauthenticated-remote-command-execution-via-php-object-instantiation/)
- [https://www.broadcom.com/support/security-center/attacksignatures/detail?asid=33732](https://www.broadcom.com/support/security-center/attacksignatures/detail?asid=33732)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2022-24990 · Markdown: https://rewindex.com/cve/CVE-2022-24990.md · JSON: https://rewindex.com/api/v1/cves/CVE-2022-24990 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T03:11:45.164Z