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HIGH · 7.5

CVE-2015-6393

Cisco NX-OS 4.1 through 7.3 and 11.0 through 11.2 on Nexus 2000, 3000, 3500, 5000, 5500, 5600, 6000, 7000, 7700, and 9000 devices allows remote attackers to cause a denial of service (device crash) vi...

Vulnerability Description

Cisco NX-OS 4.1 through 7.3 and 11.0 through 11.2 on Nexus 2000, 3000, 3500, 5000, 5500, 5600, 6000, 7000, 7700, and 9000 devices allows remote attackers to cause a denial of service (device crash) via malformed IPv4 DHCP packets to the DHCPv4 relay agent, aka Bug IDs CSCuq39250, CSCus21733, CSCus21739, CSCut76171, and CSCux67182.

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-Os4.2\(1\)n1\(1\)
CiscoNexus 5010-
CiscoNexus 5020-
CiscoNexus 5548P-
CiscoNexus 5548Up-
CiscoNexus 5596T-
CiscoNexus 5596Up-
CiscoNexus 56128P-
CiscoNexus 5624Q-
CiscoNexus 5648Q-
CiscoNexus 5672Up-
CiscoNexus 5672Up-16G-
CiscoNexus 5696Q-
CiscoNexus 6001-
CiscoNexus 6004-
CiscoNexus 93128-
CiscoNexus 9396Px-
CiscoNexus 9396Tx-
CiscoNexus 9504-
CiscoNexus 9508-

Related Weaknesses (CWE)

CWE-399

References

FAQ

What is CVE-2015-6393?

CVE-2015-6393 is a vulnerability with a CVSS score of 7.5 (HIGH). Cisco NX-OS 4.1 through 7.3 and 11.0 through 11.2 on Nexus 2000, 3000, 3500, 5000, 5500, 5600, 6000, 7000, 7700, and 9000 devices allows remote attackers to cause a denial of service (device crash) vi...

How severe is CVE-2015-6393?

CVE-2015-6393 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-2015-6393?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco Nx-Os, Cisco Nexus 5010, Cisco Nexus 5020, Cisco Nexus 5548P, Cisco Nexus 5548Up.