Vulnerability Details : 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.
Products affected by CVE-2017-8338
- cpe:2.3:o:mikrotik:routeros:6.38.5:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-8338
0.93%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 81 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-8338
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | AV:N/AC:L/Au:N/C:N/I:N/A:C |
10.0
|
6.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2017-8338
-
The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-8338
-
https://packetstormsecurity.com/files/142538/MikroTik-RouterBoard-6.38.5-Denial-Of-Service.html
MikroTik RouterBoard 6.38.5 Denial Of Service ≈ Packet StormExploit;Third Party Advisory
-
https://cxsecurity.com/issue/WLB-2017050062
MikroTik UDP Flood Denial of Service - CXSecurity.comExploit;Third Party Advisory
-
https://www.vulnerability-lab.com/get_content.php?id=2064
Exploit;Third Party Advisory
-
http://seclists.org/fulldisclosure/2017/May/59
Full Disclosure: MikroTik RouterBoard v6.38.5 - Denial of Service VulnerabilityExploit;Third Party Advisory
Jump to