VulnerabilityModified
CVE-2020-11881
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.
HIGH 7.5EPSS 3.77%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.77%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 3.77% probability · 89th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-129
- Affected
- mikrotik/routeros
- Source
- cve@mitre.org
References
- https://github.com/botlabsDev/CVE-2020-11881Exploit, Third Party Advisory
- https://mikrotik.comVendor Advisory
- https://github.com/botlabsDev/CVE-2020-11881Exploit, Third Party Advisory
- https://mikrotik.comVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.