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HIGH · 7.5

CVE-2018-0298

A vulnerability in the web UI of Cisco FXOS and Cisco UCS Fabric Interconnect Software could allow an unauthenticated, remote attacker to cause a buffer overflow on an affected system. The vulnerabili...

Vulnerability Description

A vulnerability in the web UI of Cisco FXOS and Cisco UCS Fabric Interconnect Software could allow an unauthenticated, remote attacker to cause a buffer overflow on an affected system. The vulnerability is due to incorrect input validation in the web UI. An attacker could exploit this vulnerability by sending a malicious HTTP or HTTPS packet directed to the physical management interface of an affected system. A successful exploit could allow the attacker to cause the process to crash and possibly reload the device, resulting in a denial of service (DoS) condition on the affected system. This vulnerability affects Firepower 4100 Series Next-Generation Firewall, Firepower 9300 Security Appliance, UCS 6200 Series Fabric Interconnects, UCS 6300 Series Fabric Interconnects. Cisco Bug IDs: CSCvb61398, CSCvb86799.

CVSS Score

7.5

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
CiscoNx-Os>= 3.0\(2\), < 3.1\(3a\)a
CiscoUcs 6120Xp-
CiscoUcs 6140Xp-
CiscoUcs 6248Up-
CiscoUcs 6296Up-
CiscoUcs 6324-
CiscoUcs 6332-
CiscoFirepower Extensible Operating System>= 1.1, < 1.1.4.169
CiscoFirepower 4110-
CiscoFirepower 4120-
CiscoFirepower 4140-
CiscoFirepower 4150-
CiscoFirepower 9300 Security Appliance-

Related Weaknesses (CWE)

CWE-20CWE-119

References

FAQ

What is CVE-2018-0298?

CVE-2018-0298 is a vulnerability with a CVSS score of 7.5 (HIGH). A vulnerability in the web UI of Cisco FXOS and Cisco UCS Fabric Interconnect Software could allow an unauthenticated, remote attacker to cause a buffer overflow on an affected system. The vulnerabili...

How severe is CVE-2018-0298?

CVE-2018-0298 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-0298?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco Nx-Os, Cisco Ucs 6120Xp, Cisco Ucs 6140Xp, Cisco Ucs 6248Up, Cisco Ucs 6296Up.