CVE-2015-6392

highpriority · track · 31EPSS 0.028 · 87 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

2.83% (87th) EPSS

CVSS 7.8 · high

Is it mine?

106 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

Cisco NX-OS 4.1 through 7.3 and 11.0 through 11.2 on Nexus 2000, 5000, 5500, 5600, 6000, 7000, 7700, and 9000 devices allows remote attackers to cause a denial of service (device crash) via crafted IPv4 DHCP packets to the (1) DHCPv4 relay agent or (2) smart relay agent, aka Bug IDs CSCuq24603, CSCur93159, CSCus21693, and CSCut76171.

cvss

Technical severity, 0–10. One row per scoring source.

7.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.9–7.8

v2.07.8highAV:N/AC:L/Au:N/C:N/I:N/A:Cprimary · NVD / NIST USexploitability 10 · impact 6.9

v3.07.5highCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.06.9mediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-399USprimary

affected products (106)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
cisco nx-os= 4.1.(2)nvdUScpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:*
cisco nx-os= 4.1.(3)nvdUScpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:*
cisco nx-os= 4.1.(4)nvdUScpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:*
cisco nx-os= 4.1.(5)nvdUScpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:*
cisco nx-os= 4.2(1)n1(1)nvdUScpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:*
cisco nx-os= 4.2(1)n2(1)nvdUScpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:*
cisco nx-os= 4.2(1)n2(1a)nvdUScpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:*
cisco nx-os= 4.2(3)nvdUScpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:*
cisco nx-os= 4.2(4)nvdUScpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:*
cisco nx-os= 4.2(6)nvdUScpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:*
cisco nx-os= 4.2(8)nvdUScpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:*
cisco nx-os= 4.2.(2a)nvdUScpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:*
cisco nx-os= 5.0(2)n1(1)nvdUScpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:*
cisco nx-os= 5.0(2)n2(1)nvdUScpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:*
cisco nx-os= 5.0(2)n2(1a)nvdUScpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:*
cisco nx-os= 5.0(2a)nvdUScpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:*
cisco nx-os= 5.0(3)nvdUScpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:*
cisco nx-os= 5.0(3)n1(1c)nvdUScpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:*
cisco nx-os= 5.0(3)n2(1)nvdUScpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:*

showing 20 of 106

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2016-10-06modified 2026-06-17

related (3,726)

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+3721 more

references (9)

External citations — patches, advisories, analysis.

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