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CVE-2024-27686

Quick assessment

Affected
n/a n/a
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Mikrotik RouterOS是拉脱维亚Mikrotik公司的一个网络设备操作系统。 Mikrotik RouterOS x86 6.40.5版本至6.49.10版本存在资源管理错误漏洞，该漏洞源于SMB服务处理特制数据包时可能导致远程攻击者造成拒绝服务。

AI Predicted 7.5 Difficulty: Easy EPSS 0.59% · P46

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 1

VendorProduct Version RangeStatus
n/a n/a n/a affected
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I. Basic Information for CVE-2024-27686

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Mikrotik RouterOS (x86) 6.40.5 through 6.49.10 (fixed in 7) allows a remote attacker to cause a denial of service (device crash) via crafted packet data to the SMB service on TCP port 445.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Mikrotik RouterOS 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mikrotik RouterOS是拉脱维亚Mikrotik公司的一个网络设备操作系统。 Mikrotik RouterOS x86 6.40.5版本至6.49.10版本存在资源管理错误漏洞，该漏洞源于SMB服务处理特制数据包时可能导致远程攻击者造成拒绝服务。
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
- n/a n/a -

II. Public POCs for CVE-2024-27686

# POC Description Source Link Shenlong Link
1 This document describes a Denial of Service (DoS) vulnerability found in certain versions of MikroTik RouterOS. The vulnerability is due to insufficient handling of crafted SMB requests. A remote attacker could exploit this issue by sending a specially crafted request to the target server. https://github.com/ThemeHackers/CVE-2024-27686 POC Details
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III. Intelligence Information for CVE-2024-27686

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Exploits & Public PoCs for CVE-2024-27686 (2)

Same Patch Batch · n/a · 2026-05-08 · 40 CVEs total

CVE-2026-8127 6.3 MEDIUM eladmin Users API Endpoint UserController.java checkLevel access control
CVE-2026-8123 4.3 MEDIUM Open5GS NSSF message.c ogs_sbi_discovery_option_add_snssais denial of service
CVE-2026-8122 4.3 MEDIUM Open5GS NSSF message.c ogs_sbi_discovery_option_add_service_names denial of service
CVE-2026-8121 4.3 MEDIUM Open5GS NSSF conv.c ogs_sbi_parse_plmn_list denial of service
CVE-2026-8120 4.3 MEDIUM Open5GS NSSF nnssf-handler.c denial of service
CVE-2026-8124 3.3 LOW GPAC box_code_base.c sidx_box_read allocation of resources
CVE-2026-8119 3.3 LOW Open5GS NSSF nghttp2-server.c ogs_sbi_stream_find_by_id denial of service
CVE-2025-67886 Bitrix24 代码问题漏洞
CVE-2025-67888 Control Web Panel 操作系统命令注入漏洞
CVE-2025-69690 pfSense 安全漏洞
CVE-2025-69691 pfSense 安全漏洞
CVE-2025-69599 RayVentory Scan Engine 安全漏洞
CVE-2025-55449 AstrBot 安全漏洞
CVE-2023-46453 GL.iNet Router 安全漏洞
CVE-2026-38361 dash-uploader 资源管理错误漏洞
CVE-2026-37431 Beauty Parlour Management System SQL注入漏洞
CVE-2026-38360 dash-uploader 路径遍历漏洞
CVE-2026-29972 nanoMODBUS 安全漏洞
CVE-2026-29975 Lightweight JSON text parser 安全漏洞
CVE-2026-29974 minmea 安全漏洞

Showing top 20 of 40 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2024-27686

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