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CVE-2022-24990

HIGH
7.5
CVSS Score
Published: February 7, 2023 at 12:00 AM UTC
Updated: June 17, 2026 at 04:32 AM UTC
31 products affected across 1 vendorTerramaster Operating SystemF2-210T12-450

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Severity
HIGH7.5
Exploitation
CISA KEV
Exploit prediction
EPSS 83%
SSVC
Active

Actively Exploited

CISA Known Exploited Vulnerabilities (KEV) Catalog

EPSS Score83.2%

EPSS (Exploit Prediction Scoring System) estimates a 83.2% chance this CVE is exploited in the wild within the next 30 days — higher than 100% of all CVEs. It complements CVSS: a high EPSS on a mid-severity CVE can still be urgent.

TerraMaster OS contains a remote command execution vulnerability that allows an unauthenticated user to execute commands on the target endpoint.

Required Action
Apply updates per vendor instructions.
Ransomware Use
Known
Added to KEV
Feb 10, 2023
Remediation Due
Mar 3, 2023
1337 days overdue
Notes
https://forum.terra-master.com/en/viewtopic.php?t=3030
https://nvd.nist.gov/vuln/detail/CVE-2022-24990

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Terramaster Operating System· Terra Master
95%
v < 4.2.31
Affected range stops below 4.2.31, so it looks safe — our inference, not a vendor statement
Master Terramaster Operating System· Terra Master
75%
v < 4.2.31
Affected range stops below 4.2.31, so it looks safe — our inference, not a vendor statement
terra-master-f2-210 (environment) · terra-master-f2-221 (environment) · terra-master-f2-223 (environment) · terra-master-f2-422 (environment) · terra-master-f2-423 (environment) · terra-master-f4-421 (environment) · terra-master-f4-422 (environment) · terra-master-f4-423 (environment) · terra-master-f5-221 (environment) · terra-master-f5-422 (environment) · terra-master-t12-423 (environment) · terra-master-t12-450 (environment) · terra-master-t6-423 (environment) · terra-master-t9-423 (environment) · terra-master-t9-450 (environment) · terra-master-u12-322-9100 (environment) · terra-master-u12-423 (environment) · terra-master-u12-722-2224 (environment) · terra-master-u16-322-9100 (environment) · terra-master-u16-722-2224 (environment) · terra-master-u24-722-2224 (environment) · terra-master-u4-111 (environment) · terra-master-u4-211 (environment) · terra-master-u4-423 (environment) · terra-master-u8-111 (environment) · terra-master-u8-322-9100 (environment) · terra-master-u8-423 (environment) · terra-master-u8-522-9400 (environment) · terra-master-u8-722-2224 (environment)
F2-210· Terra Masterdevice
80%
All versions
F2-221· Terra Masterdevice
80%
All versions
F2-223· Terra Masterdevice
80%
All versions
F2-422· Terra Masterdevice
80%
All versions
F2-423· Terra Masterdevice
80%
All versions
F4-421· Terra Masterdevice
80%
All versions
F4-422· Terra Masterdevice
80%
All versions
F4-423· Terra Masterdevice
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (6)

ExploitThird Party AdvisoryVDB Entry
Source: [email protected]
http://packetstormsecurity.com/files/172904/TerraMaster-TOS-4.2.29-Remote-Code-Execution.html
Issue TrackingRelease Notes
Source: [email protected]
https://forum.terra-master.com/en/viewforum.php?f=28
ExploitThird Party Advisory
Source: [email protected]
https://github.com/0xf4n9x/CVE-2022-24990
ExploitThird Party Advisory
Source: [email protected]
https://octagon.net/blog/2022/03/07/cve-2022-24990-terrmaster-tos-unauthenticated-remote-command-execution-via-php-object-instantiation/
Third Party Advisory
Source: [email protected]
https://www.broadcom.com/support/security-center/attacksignatures/detail?asid=33732
US Government Resource
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-24990

SSVC — Action Prioritization

SSVCActiveAutomatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-306

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