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ExploitedIn CISA KEVFix available

CVE-2022-24990

Exploitation confirmed. First attested on 2023-02-10 by CISA-ADP, CISA KEV, GCVE · kevintel, GCVE · shadowserver.

  • Published2023-02-07
  • Fixed in4.2.31
  • WeaknessCWE-306

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC
  1. 2023-02-0718:15CVE publishedNVD
  2. 2023-02-10Added to the CISA KEV catalogCISA KEV
  3. 2023-02-10Listed as exploited by GCVEGCVE
  4. 2023-02-10Exploitation first reportedCISA KEV
  5. 2023-12-2205:01SSVC exploitation set to activeCISA-ADP

Observed activity

isMalicious corpus · updated 2026-11-04 03:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-24990?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-24990?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Terra-master terramaster operating systemversion to verify
BranchAffectedFixed in
4.2< 4.2.314.2.31

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

  1. Update Terra-master terramaster operating system to 4.2.31
  2. CISA’s required action: Apply updates per vendor instructions.due 2023-03-03

Advisories and patches

Detection

read 2026-11-03 22:42 UTC
Nuclei template
available
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
6 repositories, unverifiedJaky5155/CVE-2022-24990-TerraMaster-TOS--PHP-VVeakee/CVE-2022-24990-POC0xf4n9x/CVE-2022-24990lishang520/CVE-2022-24990ZZ-SOCMAP/CVE-2022-24990
PoC-in-GitHub
Metasploit modules
1 moduleexploit/linux/http/terramaster_unauth_rce_cve_2022_24990rank: excellentModule metadata: Metasploit Framework, © Rapid7, Inc., BSD-3-Clause.
Metasploit Framework

CISA Known Exploited Vulnerability

Date Added
2023-02-10
Patch Due Date
2023-03-03
Ransomware Use
Known
Required Action
Apply updates per vendor instructions.

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published
2023-02-07
Last Modified
2026-06-17
NVD status
Analyzed
GitHub Advisory
GHSA-hp68-7f8q-r2qj

Frequently asked questions

What is 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.

Is CVE-2022-24990 actively exploited?

Yes. CVE-2022-24990 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2023-03-03.

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

CVE-2022-24990 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

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Sources for this record