CVE-2018-15392
Cisco Industrial Network Director DHCP Request Processing Denial of Service Vulnerability
A vulnerability in the DHCP service of Cisco Industrial Network Director could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition. The vulnerability is due to improper handling of DHCP lease requests. An attacker could exploit this vulnerability by sending malicious DHCP lease requests to an affected application. A successful exploit could allow the attacker to cause the DHCP service to terminate, resulting in a DoS condition.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- Low
Exploit likelihood
What each source reports
NVD Score used
A vulnerability in the DHCP service of Cisco Industrial Network Director could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition. The vulnerability is due to improper handling of DHCP lease requests. An attacker could exploit this vulnerability by sending malicious DHCP lease requests to an affected application. A successful exploit could allow the attacker to cause the DHCP service to terminate, resulting in a DoS condition.
- Record
CVE-2018-15392- CVSS 3.0
- 4.3 Medium
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L - CVSS 2.0
- 3.3 Low
AV:A/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-399
- Updated
- 2026-11-02
CVE List No score
Cisco Industrial Network Director DHCP Request Processing Denial of Service Vulnerability
A vulnerability in the DHCP service of Cisco Industrial Network Director could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition. The vulnerability is due to improper handling of DHCP lease requests. An attacker could exploit this vulnerability by sending malicious DHCP lease requests to an affected application. A successful exploit could allow the attacker to cause the DHCP service to terminate, resulting in a DoS condition.
- Record
CVE-2018-15392- Weakness
- CWE-399
- Updated
- 2026-11-02
EUVDEUVD-2018-7270 No score
A vulnerability in the DHCP service of Cisco Industrial Network Director could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition. The vulnerability is due to improper handling of DHCP lease requests. An attacker could exploit this vulnerability by sending malicious DHCP lease requests to an affected application. A successful exploit could allow the attacker to cause the DHCP service to terminate, resulting in a DoS condition.
- Record
EUVD-2018-7270- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-rr34-f794-39mj
A vulnerability in the DHCP service of Cisco Industrial Network Director could allow an...
A vulnerability in the DHCP service of Cisco Industrial Network Director could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition. The vulnerability is due to improper handling of DHCP lease requests. An attacker could exploit this vulnerability by sending malicious DHCP lease requests to an affected application. A successful exploit could allow the attacker to cause the DHCP service to terminate, resulting in a DoS condition.
- Record
GHSA-rr34-f794-39mj- CVSS 3.0
- 4.3 Medium
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-15392 is a medium vulnerability (CVSS 4.3) in Cisco Industrial Network Director, published October 5, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.45%, the 39th percentile. No source names a fixed version.