What is CVE-2022-24990?

CVE-2022-24990 is a high-severity vulnerability in Terra-Master F2-210, classified under Missing Authentication for Critical Function. CVSS score: 7.5/10. Published 2023-02-07.

How severe is CVE-2022-24990?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2022-24990 known to be exploited?

Yes. CVE-2022-24990 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-02-10), indicating it is being actively exploited. 33 public proof-of-concept repositories are indexed.

Auth bypass in Terra-Master F2-210

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.

Vulnerability class: Broken Authentication

Published 2023-02-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.832 (99.7th percentile), scored 2026-10-17.

High probability of exploitation in the next 30 days — patch promptly. 100th percentile — 99.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.836 · newest: 0.832 · change: -0.004

Affected products

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2023-02-10. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2023-03-03.

Required action: Apply updates per vendor instructions.

Known ransomware campaign use: yes.

Public proof-of-concept exploits

References

forum.terra-master.com/en/viewforum.php (Release Notes, Issue Tracking)
www.broadcom.com/support/security-center/attacksignatures/detail (Third Party Advisory)
github.com/0xf4n9x/CVE-2022-24990 (Exploit, Third Party Advisory)
octagon.net/blog/2022/03/07/cve-2022-24990-terrmaster-tos-unauthenticated-remot… (Exploit, Third Party Advisory)
packetstormsecurity.com/files/172904/TerraMaster-TOS-4.2.29-Remote-Code-Executi… (Exploit, VDB Entry, Third Party Advisory)
134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)

Frequently asked questions

What is CVE-2022-24990?: CVE-2022-24990 is a high-severity vulnerability in Terra-Master F2-210, classified under Missing Authentication for Critical Function. CVSS score: 7.5/10. Published 2023-02-07.
How severe is CVE-2022-24990?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2022-24990 known to be exploited?: Yes. CVE-2022-24990 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-02-10), indicating it is being actively exploited. 33 public proof-of-concept repositories are indexed.