CVE-2017-8338

CVSS V2 High 7.8 CVSS V3 High 7.5
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.
Overview
  • CVE ID
  • CVE-2017-8338
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2017-05-18T06:29:00
  • Last Modified Date
  • 2019-10-03T00:03:26
Weakness Enumerations
CWE URL
CWE-400 http://cwe.mitre.org/data/definitions/400.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:mikrotik:routeros:6.38.5:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:C
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 7.8
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 6.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://www.vulnerability-lab.com/get_content.php?id=2064 Exploit Third Party Advisory
https://packetstormsecurity.com/files/142538/MikroTik-RouterBoard-6.38.5-Denial-Of-Service.html Exploit Third Party Advisory
https://cxsecurity.com/issue/WLB-2017050062 Exploit Third Party Advisory
http://seclists.org/fulldisclosure/2017/May/59 Exploit Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2017-8338
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8338
History
Created Old Value New Value Data Type Notes
2022-05-10 17:28:57 Added to TrackCVE
2022-12-02 17:01:05 2017-05-18T06:29Z 2017-05-18T06:29:00 CVE Published Date updated
2022-12-02 17:01:05 2019-10-03T00:03:26 CVE Modified Date updated
2022-12-02 17:01:05 Analyzed Vulnerability Status updated