CVE-2025-41677— Resource Exhaustion via POST Requests to send-mail Action
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I. Basic Information for CVE-2025-41677
Vulnerability Information
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Vulnerability Title
Resource Exhaustion via POST Requests to send-mail Action
Source: NVD (National Vulnerability Database)
Vulnerability Description
A high privileged remote attacker can exhaust critical system resources by sending specifically crafted POST requests to the send-mail action in fast succession.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: NVD (National Vulnerability Database)
Vulnerability Title
MB Connect Line mbNET.mini 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MB Connect Line mbNET.mini是德国MB Connect Line公司的一款远程接入路由器。 MB Connect Line mbNET.mini 2.3.3之前版本存在资源管理错误漏洞，该漏洞源于发送特制POST请求，可能导致关键系统资源耗尽。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| MB connect line | mbNET.mini | 0.0.0 ~ 2.3.3 | - | |
| Helmholz | REX 100 | 0.0.0 ~ 2.3.3 | - |
II. Public POCs for CVE-2025-41677
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · MB connect line · 2025-07-21 · 8 CVEs total
| CVE-2025-41675 | 7.2 HIGH | Remote Command Injection via GET in Cloud Server Communication Script Due to Improper Inpu |
| CVE-2025-41673 | 7.2 HIGH | Remote Command Injection in send_sms Action Due to Improper Input Neutralization |
| CVE-2025-41674 | 7.2 HIGH | Remote Command Injection in diagnostic Action Due to Improper Input Neutralization |
| CVE-2025-41678 | 6.5 MEDIUM | SQL Injection via POST Requests Allowing Configuration Database Manipulation |
| CVE-2025-41679 | 5.3 MEDIUM | Unauthenticated Buffer Overflow in Conftool Service Leading to Denial of Service |
| CVE-2025-41676 | 4.9 MEDIUM | Resource Exhaustion via POST Requests to send-sms Action |
| CVE-2025-41681 | 4.8 MEDIUM | Persistent Cross-Site Scripting via POST Requests Due to Improper Neutralization of Input |
IV. Related Vulnerabilities
Same product: mbNET.mini
- CVE-2025-41681
Persistent Cross-Site Scripting via POST Requests Due to Imp - CVE-2025-41679
Unauthenticated Buffer Overflow in Conftool Service Leading - CVE-2025-41678
SQL Injection via POST Requests Allowing Configuration Datab - CVE-2025-41676
Resource Exhaustion via POST Requests to send-sms Action - CVE-2025-41675
Remote Command Injection via GET in Cloud Server Communicati
Same vendor: MB connect line
- CVE-2026-33617
MB connect line mbCONNECT24 vulnerable to an unauthenticated - CVE-2026-33616
MB connect line mbCONNECT24 vulnerable to an unauthenticated - CVE-2026-33615
MB connect line mbCONNECT24 vulnerable to an unauthenticated - CVE-2026-33614
MB connect line mbCONNECT24 vulnerable to an unauthenticated - CVE-2026-33613
MB connect line mbCONNECT24 vulnerable to RCE in generateSrp
Same weakness: CWE-400
- CVE-2026-8187
Open5GS UPF gtp-path.c _gtpv1_u_recv_cb resource consumption - CVE-2026-42343
FastGPT: Uncontrolled Resource Consumption leading to Sandbo - CVE-2026-42212
SolidCAM-GPPL-IDE: XML External Entity (XXE) and billion-lau - CVE-2026-32686
Unbounded exponent in decimal enables unauthenticated DoS - CVE-2026-20188
Cisco Crosswork Network Controller and Cisco Network Service
V. Comments for CVE-2025-41677
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