How severe is CVE-2022-24990?

CVE-2022-24990 has a CVSS score of 7.5/10, rated HIGH. Immediate patching is strongly recommended.

Which packages are affected by CVE-2022-24990?

Affected package information for CVE-2022-24990 is not yet fully mapped. Check the official advisory links for details.

How do I fix CVE-2022-24990?

No fixed version has been published for CVE-2022-24990 yet. Monitor the advisory for updates, apply mitigations recommended by the vendor, and use O3 Security to track when a fix becomes available in your stack.

Is CVE-2022-24990 actively exploited in the wild?

Yes. There are 16 known exploit references for CVE-2022-24990, including 11 in-the-wild exploitations observed on GitHub and other sources. Treat this as actively exploitable and prioritize patching immediately. All exploit code should only be run in an isolated sandbox environment for research or authorized testing — never against production systems without explicit written authorization.

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

CVE-2022-24990 has an EPSS (Exploit Prediction Scoring System) score of 94.4%, placing it in the 100th percentile of all CVEs. EPSS is maintained by FIRST.org and estimates the probability that a vulnerability will be exploited in the wild within the next 30 days. A score above 50% indicates significantly elevated exploitation risk — immediate patching is strongly recommended.

Is CVE-2022-24990 in the CISA Known Exploited Vulnerabilities catalog?

Yes. CVE-2022-24990 (TerraMaster OS Remote Command Execution Vulnerability) was added to CISA's Known Exploited Vulnerabilities (KEV) catalog on 2023-02-10. CISA required all US federal civilian agencies to remediate this vulnerability by 2023-03-03. The required action was: Apply updates per vendor instructions. This CVE has been used in known ransomware campaigns. Being listed in the KEV catalog is the strongest possible confirmation of active exploitation — treat this as a critical priority.

What type of vulnerability is CVE-2022-24990?

CVE-2022-24990 is classified as Missing Authentication (CWE-306). This weakness type describe the underlying flaw category, which helps determine the potential impact and the right class of mitigation.

Which products and versions are affected by CVE-2022-24990?

CVE-2022-24990 affects terra-master terramaster operating system. Check the affected-products list on this page against your deployed version to confirm exposure.

Is there exploit tooling available for CVE-2022-24990?

A Nuclei detection template exists for CVE-2022-24990, meaning automated scanners can fingerprint it. Public exploit tooling significantly increases real-world risk — prioritize patching and ensure detection coverage. Exploit tooling should only ever be used in isolated, authorized testing environments.

When was CVE-2022-24990 published, and has it been updated?

CVE-2022-24990 was published on February 7, 2023 and was last updated on November 7, 2025. Advisory data evolves as severity scores, affected ranges, and exploit intelligence are revised — always check the latest version of the advisory before acting.

CISA KEV·Added 2023-02-10 — agencies required to remediate by 2023-03-03 · Ransomware

CVE-2022-24990

HIGH

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…

Published

Feb 7, 2023

Updated

Nov 7, 2025

Affected

0 pkgs

Patched

None yet

Exploits

16 known

EPSS Exploitation Probability

via FIRST.org ↗

94.4%probability of exploitation in next 30 days

Very High Risk100th percentile0.00%

EPSS (Exploit Prediction Scoring System) is a daily probability model maintained by FIRST.org. It estimates the likelihood a CVE will be exploited in production environments within the next 30 days, derived from real-world threat intelligence signals.

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.

Affected Products

1 product · 1 configurations

terramaster operating systemterra-master

< 4.2.31

range

Exploits & PoCs

Research use only. For defensive security, authorized penetration testing, and academic research only. Never execute exploit code against systems without explicit written authorization.