CVE-2017-6655

Severity CVSS v4.0:

Pending analysis

Type:

CWE-119 Buffer Errors

Publication date:

13/06/2017

Last modified:

20/04/2025

Description

A vulnerability in the Fibre Channel over Ethernet (FCoE) protocol implementation in Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition when an FCoE-related process unexpectedly reloads. This vulnerability affects Cisco NX-OS Software on the following Cisco devices when they are configured for FCoE: Multilayer Director Switches, Nexus 7000 Series Switches, Nexus 7700 Series Switches. More Information: CSCvc91729. Known Affected Releases: 8.3(0)CV(0.833). Known Fixed Releases: 8.3(0)ISH(0.62) 8.3(0)CV(0.944) 8.1(1) 8.1(0.8)S0 7.3(2)D1(0.47).

Impact

Vector 3.x

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 6.50 MEDIUM
Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Adjacent
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x

6.50

Severity 3.x

MEDIUM

Vector 2.0

AV:A/AC:L/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 3.30 LOW
Vector: AV:A/AC:L/Au:N/C:N/I:N/A:P

Attack Vector (AV): Adjacent
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Physical

Base Score 2.0

3.30

Severity 2.0

LOW

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:cisco:mds_9000_nx-os:7.3\(1\)d1\(1\):::::::*
cpe:2.3:a:cisco:nx-os_for_nexus_5500_platform_switches:7.3\(1\)n1\(1\):::::::*
cpe:2.3:a:cisco:nx-os_for_nexus_5600_platform_switches:7.3\(1\)n1\(1\):::::::*
cpe:2.3:a:cisco:nx-os_for_nexus_7700_series_switches:8.0\(1\)\(ed\):::::::*
cpe:2.3:o:cisco:nx-os:8.0\(1\)s2:::::::*
cpe:2.3:o:cisco:nx-os:8.3\(0\)cv\(0.833\):::::::*

To consult the complete list of CPE names with products and versions, see this page

CPE	From	Up to
cpe:2.3:a:cisco:mds_9000_nx-os:7.3\(1\)d1\(1\):::::::*
cpe:2.3:a:cisco:nx-os_for_nexus_5500_platform_switches:7.3\(1\)n1\(1\):::::::*
cpe:2.3:a:cisco:nx-os_for_nexus_5600_platform_switches:7.3\(1\)n1\(1\):::::::*
cpe:2.3:a:cisco:nx-os_for_nexus_7700_series_switches:8.0\(1\)\(ed\):::::::*
cpe:2.3:o:cisco:nx-os:8.0\(1\)s2:::::::*
cpe:2.3:o:cisco:nx-os:8.3\(0\)cv\(0.833\):::::::*

CVE-2017-6655

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools