CVE-2017-8338

Public Exploit

Description

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.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 3.42% Top 15%
Third-Party Advisory seclists.org Third-Party Advisory cxsecurity.com Third-Party Advisory packetstormsecurity.com Third-Party Advisory vulnerability-lab.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://cxsecurity.com/issue/WLB-2017050062 third party advisory exploit
https://www.vulnerability-lab.com/get_content.php?id=2064 third party advisory exploit
http://seclists.org/fulldisclosure/2017/May/59 third party advisory exploit
https://packetstormsecurity.com/files/142538/MikroTik-RouterBoard-6.38.5-Denial-Of-Service.html third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2017-8338?
CVE-2017-8338 has been scored as a high severity vulnerability.
How to fix CVE-2017-8338?
To fix CVE-2017-8338, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-8338 being actively exploited in the wild?
It is possible that CVE-2017-8338 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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