CVE-2025-34152
CriticalExploitedPublic exploitAn unauthenticated OS command injection vulnerability exists in the Shenzhen Aitemi M300 Wi-Fi Repeater (hardware model MT02) via the 'time' parameter of the '/protocol.csp?' endpoint.
Published Aug 7, 2025 · Updated Apr 14, 2026
Key Facts
Patch immediately- CVE-2025-34152 is a critical-severity vulnerability (CVSS 9.4 v4) affecting M300 Wi-Fi Repeater.
- It is exploited in the wild, listed in Industry KEV feed, CIRCL KEV since Aug 7, 2025. Public exploit code is available.
- EPSS estimates a 87% probability of exploitation in the next 30 days.
- No fixed version is listed yet; check the vendor advisory for mitigations.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
CVSS v4
9.4
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS (30-day exploit likelihood)
87%
Higher than 99.7% of all scored CVEs
Exploited in the wild
Yes
2 catalog listings
Public exploit code
Available
Proof-of-concept or weaponized module
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Description
An unauthenticated OS command injection vulnerability exists in the Shenzhen Aitemi M300 Wi-Fi Repeater (hardware model MT02) via the 'time' parameter of the '/protocol.csp?' endpoint. The input is processed by the internal date '-s' command without rebooting or disrupting HTTP service. Unlike other injection points, this vector allows remote compromise without triggering visible configuration changes.
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| Industry KEV feed | Sep 15, 2025 | n/a | Not reported |
| CIRCL KEV | Aug 7, 2025 | n/a | Not reported |
Required action: Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.
Affected Products
1 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| M300 Wi-Fi Repeater | See advisory | n/a |
Timeline
Publicly disclosed
Aug 7, 2025
Added to CIRCL KEV
Aug 7, 2025
Added to Industry KEV feed
Sep 15, 2025
Last updated
Apr 14, 2026
Weakness Type
- CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
References
- exploitVulnCheck exploitation report
- exploitVulnCheck exploitation report
- exploitVulnCheck exploitation report
- exploitVulnCheck exploitation report
- exploitMSF aitemi_m300_time_rce.rb
FAQ
Common Questions.
An unauthenticated OS command injection vulnerability exists in the Shenzhen Aitemi M300 Wi-Fi Repeater (hardware model MT02) via the 'time' parameter of the '/protocol.csp?' endpoint.
Affected: M300 Wi-Fi Repeater. The full list is in the CVE brief.
It is exploited in the wild, listed in Industry KEV feed, CIRCL KEV since Aug 7, 2025.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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