Improper input validation in Cisco Nx-Os Software For Nexus 6000 Series
CVE-2018-0378
A vulnerability in the Precision Time Protocol (PTP) feature of Cisco Nexus 5500, 5600, and 6000 Series Switches running Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to a lack of protection against PTP frame flood attacks. An attacker could exploit this vulnerability by sending large streams of malicious IPv4 or IPv6 PTP traffic to the affected device. A successful exploit could allow the attacker to cause a DoS condition, impacting the traffic passing through the device.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.6 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.040 (90.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 90.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.040 · newest: 0.040 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.securitytracker.com/id/1041920 (VDB Entry, Third Party Advisory, vdb-entry)
- www.securityfocus.com/bid/105669 (VDB Entry, Third Party Advisory, vdb-entry)
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181017… (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2018-0378?
- CVE-2018-0378 is a high-severity vulnerability in Cisco Nx-Os Software For Nexus 6000 Series, classified under Improper Input Validation. CVSS score: 8.6/10. Published 2018-10-17.
- How severe is CVE-2018-0378?
- High severity. CVSS v3 base score is 8.6 out of 10.