CVE-2017-8338

A vulnerability in MikroTik Version 6.38.5 could allow an unauthenticated remote attacker to exhaust all available CPU via a flood of UDP packets on port 500 (used for L2TP over IPsec), preventing the affected router from accepting new connections; all devices will be disconnected from the router and all logs removed automatically.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 86%
VendorProductVersion
mikrotikrouteros
6.38.5
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
http://seclists.org/fulldisclosure/2017/May/59
https://cxsecurity.com/issue/WLB-2017050062
https://packetstormsecurity.com/files/142538/MikroTik-RouterBoard-6.38.5-Denial-Of-Service.html
https://www.vulnerability-lab.com/get_content.php?id=2064
http://seclists.org/fulldisclosure/2017/May/59
https://cxsecurity.com/issue/WLB-2017050062
https://packetstormsecurity.com/files/142538/MikroTik-RouterBoard-6.38.5-Denial-Of-Service.html
https://www.vulnerability-lab.com/get_content.php?id=2064