CVE-2018-7445
MikroTik RouterOS Stack-Based Buffer Overflow Vulnerability
MikroTik RouterOSNetwork & edge
CVSS
9.8CriticalExploit odds (EPSS)60.8%Chance of exploitation activity in the next 30 days, higher than 99% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
CISA required actionApply updates per vendor instructions. CISA KEV
What fixes it
No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.
Timeline
- 15 Mar 2018Exploit code publicExploit-DB
- 19 Mar 2018, 21:00 UTCPublishedCVE List
- 8 Sep 2022Added to CISA KEVCISA KEV
Public exploit code and templates 1
- Remote exploitMikroTik RouterOS < 6.41.3/6.42rc27 - SMB Buffer Overflow 15 Mar 2018Exploit-DB
Listed so defenders can prioritize. Threatline links to the source and does not host exploit code.
Description
In MikroTik RouterOS, a stack-based buffer overflow occurs when processing NetBIOS session request messages. Remote attackers with access to the service can exploit this vulnerability and gain code execution on the system.
Text from CVE List
Affected versions 1
- n/aaffected: n/aCVE List
References 5
- coresecurity.com/core-labs/advisories/mikrotik-routeros-smb-buffer-overflow#vendor_update, https://mikrotik.com/downloadAdvisoryvia CISA KEV
- coresecurity.com/advisories/mikrotik-routeros-smb-buffer-overflowAdvisoryvia CVE List
- exploit-db.com/exploits/44290/Exploitvia CVE List
- nvd.nist.gov/vuln/detail/CVE-2018-7445Referencevia CISA KEV
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-7445Referencevia CVE List