VULNERABILITY INTELLIGENCE

CVE-2020-11881

CVSS score7.5 HIGH

EPSS probability3.81%

CISA KEVNot currently listed

Published2020-09-14

Last modified2026-06-17

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

Description

An array index error in MikroTik RouterOS 6.41.3 through 6.46.5, and 7.x through 7.0 Beta5, allows an unauthenticated remote attacker to crash the SMB server via modified setup-request packets, aka SUP-12964.

Weakness classification

nvd@nist.gov: CWE-129

Primary references

cve@mitre.org — Exploit, Third Party Advisory
cve@mitre.org — Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory