CVE-2017-17538
MikroTik v6.40.5 devices allow remote attackers to cause a denial of service via a flood of ICMP...
MikroTik v6.40.5 devices allow remote attackers to cause a denial of service via a flood of ICMP packets.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
MikroTik v6.40.5 devices allow remote attackers to cause a denial of service via a flood of ICMP packets.
- Record
CVE-2017-17538- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 7.8 High
AV:N/AC:L/Au:N/C:N/I:N/A:C - Updated
- 2026-11-02
CVE List No score
MikroTik v6.40.5 devices allow remote attackers to cause a denial of service via a flood of ICMP packets.
- Record
CVE-2017-17538- Updated
- 2026-11-02
EUVDEUVD-2017-8698 No score
MikroTik v6.40.5 devices allow remote attackers to cause a denial of service via a flood of ICMP packets.
- Record
EUVD-2017-8698- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-q3jj-mg7c-37gr
MikroTik v6.40.5 devices allow remote attackers to cause a denial of service via a flood of ICMP...
MikroTik v6.40.5 devices allow remote attackers to cause a denial of service via a flood of ICMP packets.
- Record
GHSA-q3jj-mg7c-37gr- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | MikroTik 6.40.5 ICMP - Denial of Service | 2017-12-11 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2017-17538 is a high vulnerability (CVSS 7.5) in Mikrotik Router Firmware, published December 13, 2017. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 7.79%, the 94th percentile. No source names a fixed version.