CVE-2024-27686

HIGH EPSS 43.9%

Published May 8, 20261mo ago · Modified Jun 17, 20261w ago

7.5 CVSS 3.1

High

Published May 8, 2026 1mo ago

Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score

7.5

Exploitability

3.9

Impact

3.6

Vector string

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector Network

Attack Complexity Low

Privileges Required None

User Interaction None

Scope Unchanged

Confidentiality None

Integrity None

Availability High

Threat Intelligence

EPSS Exploit Probability

43.9% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-400 Uncontrolled Resource Consumption Resource Mgmt

References 2

github.com https://github.com/ice-wzl/RouterOS-SMB-DOS-POC
exploit-db.com https://www.exploit-db.com/exploits/51931

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.