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ciscoCiscoCISCO-SA-20190306-NXOS-FABRIC-DOS
HistoryMar 06, 2019 - 4:00 p.m.

Cisco NX-OS Software Cisco Fabric Services Denial of Service Vulnerability

2019-03-0616:00:00
tools.cisco.com
88

0.002 Low

EPSS

Percentile

52.2%

A vulnerability in the Cisco Fabric Services component of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a buffer overflow, resulting in a denial of service (DoS) condition.

The vulnerability is due to insufficient validation of Cisco Fabric Services packets. An attacker could exploit this vulnerability by sending a crafted Cisco Fabric Services packet to an affected device. A successful exploit could allow the attacker to cause a buffer overflow, resulting in process crashes and a DoS condition on the device.

Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.

This advisory is available at the following link:
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190306-nxos-fabric-dos [“https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190306-nxos-fabric-dos”]
This advisory is part of the March 2019 Cisco FXOS and NX-OS Software Security Advisory Bundled Publication, which includes 25 Cisco Security Advisories that describe 26 vulnerabilities. For a complete list of the advisories and links to them, see Cisco Event Response: March 2019 Cisco FXOS and NX-OS Software Security Advisory Bundled Publication [“https://sec.cloudapps.cisco.com/security/center/viewErp.x?alertId=ERP-70757”].

Affected configurations

Vulners
Node
cisconx_osMatch5.0
OR
cisconx_osMatch5.2
OR
cisconx_osMatch6.1
OR
cisconx_osMatch5.0(3)A1
OR
cisconx_osMatch5.0(3)U1
OR
cisconx_osMatch5.0(3)U2
OR
cisconx_osMatch5.0(3)U3
OR
cisconx_osMatch5.0(3)U4
OR
cisconx_osMatch5.0(3)U5
OR
cisconx_osMatch6.0(2)A1
OR
cisconx_osMatch6.0(2)A3
OR
cisconx_osMatch6.0(2)A4
OR
cisconx_osMatch6.0(2)A6
OR
cisconx_osMatch6.0(2)A7
OR
cisconx_osMatch6.0(2)A8
OR
cisconx_osMatch6.0(2)U1
OR
cisconx_osMatch6.0(2)U2
OR
cisconx_osMatch6.0(2)U3
OR
cisconx_osMatch6.0(2)U4
OR
cisconx_osMatch6.0(2)U5
OR
cisconx_osMatch6.0(2)U6
OR
cisconx_osMatch6.1(2)I1
OR
cisconx_osMatch6.1(2)I2
OR
cisconx_osMatch6.1(2)I3
OR
cisconx_osMatch6.2
OR
cisconx_osMatch7.0
OR
cisconx_osMatch7.0(2)I2
OR
cisconx_osMatch7.0(3)F1
OR
cisconx_osMatch7.0(3)F2
OR
cisconx_osMatch7.0(3)F3
OR
cisconx_osMatch7.0(3)I1
OR
cisconx_osMatch7.0(3)I2
OR
cisconx_osMatch7.0(3)I3
OR
cisconx_osMatch7.0(3)I4
OR
cisconx_osMatch7.0(3)I5
OR
cisconx_osMatch7.0(3)I6
OR
cisconx_osMatch7.0(3)I7
OR
cisconx_osMatch7.0(3)IX1
OR
cisconx_osMatch7.2(0)D1
OR
cisconx_osMatch7.2(1)D1
OR
cisconx_osMatch7.2(2)D1
OR
cisconx_osMatch7.3(0)D1
OR
cisconx_osMatch7.3(0)DX
OR
cisconx_osMatch7.3(0)DY
OR
cisconx_osMatch7.3(1)D1
OR
cisconx_osMatch7.3(1)DY
OR
cisconx_osMatch7.3(2)D1
OR
cisconx_osMatch8.0
OR
cisconx_osMatch8.1
OR
cisconx_osMatch8.2
OR
cisconx_osMatch7.3(3)D1
OR
ciscounified_computing_systemMatchany
OR
cisconx_osMatch5.0(1a)
OR
cisconx_osMatch5.0(1b)
OR
cisconx_osMatch5.0(4)
OR
cisconx_osMatch5.0(4b)
OR
cisconx_osMatch5.0(4c)
OR
cisconx_osMatch5.0(4d)
OR
cisconx_osMatch5.0(7)
OR
cisconx_osMatch5.0(8)
OR
cisconx_osMatch5.0(8a)
OR
cisconx_osMatch5.2(1)
OR
cisconx_osMatch5.2(2)
OR
cisconx_osMatch5.2(2a)
OR
cisconx_osMatch5.2(2d)
OR
cisconx_osMatch5.2(2s)
OR
cisconx_osMatch5.2(6)
OR
cisconx_osMatch5.2(6b)
OR
cisconx_osMatch5.2(8)
OR
cisconx_osMatch5.2(8a)
OR
cisconx_osMatch5.2(6a)
OR
cisconx_osMatch5.2(8b)
OR
cisconx_osMatch5.2(8c)
OR
cisconx_osMatch5.2(8d)
OR
cisconx_osMatch5.2(8e)
OR
cisconx_osMatch5.2(8f)
OR
cisconx_osMatch5.2(8g)
OR
cisconx_osMatch5.2(8h)
OR
cisconx_osMatch5.2(8i)
OR
cisconx_osMatch6.1(2)
OR
cisconx_osMatch5.0(3)A1(1)
OR
cisconx_osMatch5.0(3)A1(2)
OR
cisconx_osMatch5.0(3)A1(2a)
OR
cisconx_osMatch5.0(3)U1(1)
OR
cisconx_osMatch5.0(3)U1(1a)
OR
cisconx_osMatch5.0(3)U1(1b)
OR
cisconx_osMatch5.0(3)U1(1d)
OR
cisconx_osMatch5.0(3)U1(2)
OR
cisconx_osMatch5.0(3)U1(2a)
OR
cisconx_osMatch5.0(3)U1(1c)
OR
cisconx_osMatch5.0(3)U2(1)
OR
cisconx_osMatch5.0(3)U2(2)
OR
cisconx_osMatch5.0(3)U2(2a)
OR
cisconx_osMatch5.0(3)U2(2b)
OR
cisconx_osMatch5.0(3)U2(2c)
OR
cisconx_osMatch5.0(3)U2(2d)
OR
cisconx_osMatch5.0(3)U3(1)
OR
cisconx_osMatch5.0(3)U3(2)
OR
cisconx_osMatch5.0(3)U3(2a)
OR
cisconx_osMatch5.0(3)U3(2b)
OR
cisconx_osMatch5.0(3)U4(1)
OR
cisconx_osMatch5.0(3)U5(1)
OR
cisconx_osMatch5.0(3)U5(1a)
OR
cisconx_osMatch5.0(3)U5(1b)
OR
cisconx_osMatch5.0(3)U5(1c)
OR
cisconx_osMatch5.0(3)U5(1d)
OR
cisconx_osMatch5.0(3)U5(1e)
OR
cisconx_osMatch5.0(3)U5(1f)
OR
cisconx_osMatch5.0(3)U5(1g)
OR
cisconx_osMatch5.0(3)U5(1h)
OR
cisconx_osMatch5.0(3)U5(1i)
OR
cisconx_osMatch5.0(3)U5(1j)
OR
cisconx_osMatch6.0(2)A1(1)
OR
cisconx_osMatch6.0(2)A1(1a)
OR
cisconx_osMatch6.0(2)A1(1b)
OR
cisconx_osMatch6.0(2)A1(1c)
OR
cisconx_osMatch6.0(2)A1(1d)
OR
cisconx_osMatch6.0(2)A1(1e)
OR
cisconx_osMatch6.0(2)A1(1f)
OR
cisconx_osMatch6.0(2)A1(2d)
OR
cisconx_osMatch6.0(2)A3(1)
OR
cisconx_osMatch6.0(2)A3(2)
OR
cisconx_osMatch6.0(2)A3(4)
OR
cisconx_osMatch6.0(2)A4(1)
OR
cisconx_osMatch6.0(2)A4(2)
OR
cisconx_osMatch6.0(2)A4(3)
OR
cisconx_osMatch6.0(2)A4(4)
OR
cisconx_osMatch6.0(2)A4(5)
OR
cisconx_osMatch6.0(2)A4(6)
OR
cisconx_osMatch6.0(2)A6(1)
OR
cisconx_osMatch6.0(2)A6(1a)
OR
cisconx_osMatch6.0(2)A6(2)
OR
cisconx_osMatch6.0(2)A6(2a)
OR
cisconx_osMatch6.0(2)A6(3)
OR
cisconx_osMatch6.0(2)A6(3a)
OR
cisconx_osMatch6.0(2)A6(4)
OR
cisconx_osMatch6.0(2)A6(4a)
OR
cisconx_osMatch6.0(2)A6(5)
OR
cisconx_osMatch6.0(2)A6(5a)
OR
cisconx_osMatch6.0(2)A6(5b)
OR
cisconx_osMatch6.0(2)A6(6)
OR
cisconx_osMatch6.0(2)A6(7)
OR
cisconx_osMatch6.0(2)A6(8)
OR
cisconx_osMatch6.0(2)A7(1)
OR
cisconx_osMatch6.0(2)A7(1a)
OR
cisconx_osMatch6.0(2)A7(2)
OR
cisconx_osMatch6.0(2)A7(2a)
OR
cisconx_osMatch6.0(2)A8(1)
OR
cisconx_osMatch6.0(2)A8(2)
OR
cisconx_osMatch6.0(2)A8(3)
OR
cisconx_osMatch6.0(2)A8(4)
OR
cisconx_osMatch6.0(2)A8(4a)
OR
cisconx_osMatch6.0(2)A8(5)
OR
cisconx_osMatch6.0(2)A8(6)
OR
cisconx_osMatch6.0(2)A8(7)
OR
cisconx_osMatch6.0(2)A8(7a)
OR
cisconx_osMatch6.0(2)A8(7b)
OR
cisconx_osMatch6.0(2)A8(8)
OR
cisconx_osMatch6.0(2)A8(9)
OR
cisconx_osMatch6.0(2)U1(1)
OR
cisconx_osMatch6.0(2)U1(2)
OR
cisconx_osMatch6.0(2)U1(1a)
OR
cisconx_osMatch6.0(2)U1(3)
OR
cisconx_osMatch6.0(2)U1(4)
OR
cisconx_osMatch6.0(2)U2(1)
OR
cisconx_osMatch6.0(2)U2(2)
OR
cisconx_osMatch6.0(2)U2(3)
OR
cisconx_osMatch6.0(2)U2(4)
OR
cisconx_osMatch6.0(2)U2(5)
OR
cisconx_osMatch6.0(2)U2(6)
OR
cisconx_osMatch6.0(2)U3(1)
OR
cisconx_osMatch6.0(2)U3(2)
OR
cisconx_osMatch6.0(2)U3(3)
OR
cisconx_osMatch6.0(2)U3(4)
OR
cisconx_osMatch6.0(2)U3(5)
OR
cisconx_osMatch6.0(2)U3(6)
OR
cisconx_osMatch6.0(2)U3(7)
OR
cisconx_osMatch6.0(2)U3(8)
OR
cisconx_osMatch6.0(2)U3(9)
OR
cisconx_osMatch6.0(2)U4(1)
OR
cisconx_osMatch6.0(2)U4(2)
OR
cisconx_osMatch6.0(2)U4(3)
OR
cisconx_osMatch6.0(2)U4(4)
OR
cisconx_osMatch6.0(2)U5(1)
OR
cisconx_osMatch6.0(2)U5(2)
OR
cisconx_osMatch6.0(2)U5(3)
OR
cisconx_osMatch6.0(2)U5(4)
OR
cisconx_osMatch6.0(2)U6(1)
OR
cisconx_osMatch6.0(2)U6(2)
OR
cisconx_osMatch6.0(2)U6(3)
OR
cisconx_osMatch6.0(2)U6(4)
OR
cisconx_osMatch6.0(2)U6(5)
OR
cisconx_osMatch6.0(2)U6(6)
OR
cisconx_osMatch6.0(2)U6(7)
OR
cisconx_osMatch6.0(2)U6(8)
OR
cisconx_osMatch6.0(2)U6(1a)
OR
cisconx_osMatch6.0(2)U6(2a)
OR
cisconx_osMatch6.0(2)U6(3a)
OR
cisconx_osMatch6.0(2)U6(4a)
OR
cisconx_osMatch6.0(2)U6(5a)
OR
cisconx_osMatch6.0(2)U6(5b)
OR
cisconx_osMatch6.0(2)U6(5c)
OR
cisconx_osMatch6.0(2)U6(9)
OR
cisconx_osMatch6.0(2)U6(10)
OR
cisconx_osMatch6.1(2)I1(3)
OR
cisconx_osMatch6.1(2)I1(1)
OR
cisconx_osMatch6.1(2)I1(2)
OR
cisconx_osMatch6.1(2)I2(1)
OR
cisconx_osMatch6.1(2)I2(2)
OR
cisconx_osMatch6.1(2)I2(2a)
OR
cisconx_osMatch6.1(2)I2(3)
OR
cisconx_osMatch6.1(2)I2(2b)
OR
cisconx_osMatch6.1(2)I3(1)
OR
cisconx_osMatch6.1(2)I3(2)
OR
cisconx_osMatch6.1(2)I3(3)
OR
cisconx_osMatch6.1(2)I3(3.78)
OR
cisconx_osMatch6.1(2)I3(4)
OR
cisconx_osMatch6.1(2)I3(3a)
OR
cisconx_osMatch6.1(2)I3(4a)
OR
cisconx_osMatch6.1(2)I3(4b)
OR
cisconx_osMatch6.1(2)I3(4c)
OR
cisconx_osMatch6.1(2)I3(4d)
OR
cisconx_osMatch6.1(2)I3(4e)
OR
cisconx_osMatch6.1(2)I3(5)
OR
cisconx_osMatch6.1(2)I3(5a)
OR
cisconx_osMatch6.1(2)I3(5b)
OR
cisconx_osMatch6.1(2)I3(3b)
OR
cisconx_osMatch6.2(2)
OR
cisconx_osMatch6.2(2a)
OR
cisconx_osMatch6.2(6)
OR
cisconx_osMatch6.2(6b)
OR
cisconx_osMatch6.2(8)
OR
cisconx_osMatch6.2(8a)
OR
cisconx_osMatch6.2(8b)
OR
cisconx_osMatch6.2(10)
OR
cisconx_osMatch6.2(12)
OR
cisconx_osMatch6.2(18)
OR
cisconx_osMatch6.2(16)
OR
cisconx_osMatch6.2(14)
OR
cisconx_osMatch6.2(6a)
OR
cisconx_osMatch6.2(20)
OR
cisconx_osMatch6.2(1)
OR
cisconx_osMatch6.2(3)
OR
cisconx_osMatch6.2(5)
OR
cisconx_osMatch6.2(5a)
OR
cisconx_osMatch6.2(5b)
OR
cisconx_osMatch6.2(7)
OR
cisconx_osMatch6.2(9)
OR
cisconx_osMatch6.2(9a)
OR
cisconx_osMatch6.2(9b)
OR
cisconx_osMatch6.2(9c)
OR
cisconx_osMatch6.2(11)
OR
cisconx_osMatch6.2(11b)
OR
cisconx_osMatch6.2(11c)
OR
cisconx_osMatch6.2(11d)
OR
cisconx_osMatch6.2(11e)
OR
cisconx_osMatch6.2(13)
OR
cisconx_osMatch6.2(13a)
OR
cisconx_osMatch6.2(13b)
OR
cisconx_osMatch6.2(15)
OR
cisconx_osMatch6.2(17)
OR
cisconx_osMatch6.2(19)
OR
cisconx_osMatch6.2(21)
OR
cisconx_osMatch6.2(23)
OR
cisconx_osMatch6.2(20a)
OR
cisconx_osMatch7.0(3)
OR
cisconx_osMatch7.0(2)I2(2c)
OR
cisconx_osMatch7.0(3)F1(1)
OR
cisconx_osMatch7.0(3)F2(1)
OR
cisconx_osMatch7.0(3)F2(2)
OR
cisconx_osMatch7.0(3)F3(1)
OR
cisconx_osMatch7.0(3)F3(2)
OR
cisconx_osMatch7.0(3)F3(3)
OR
cisconx_osMatch7.0(3)F3(3a)
OR
cisconx_osMatch7.0(3)F3(4)
OR
cisconx_osMatch7.0(3)I1(1)
OR
cisconx_osMatch7.0(3)I1(1a)
OR
cisconx_osMatch7.0(3)I1(1b)
OR
cisconx_osMatch7.0(3)I1(2)
OR
cisconx_osMatch7.0(3)I1(3)
OR
cisconx_osMatch7.0(3)I1(3a)
OR
cisconx_osMatch7.0(3)I1(3b)
OR
cisconx_osMatch7.0(3)I2(2a)
OR
cisconx_osMatch7.0(3)I2(2b)
OR
cisconx_osMatch7.0(3)I2(2c)
OR
cisconx_osMatch7.0(3)I2(2d)
OR
cisconx_osMatch7.0(3)I2(2e)
OR
cisconx_osMatch7.0(3)I2(3)
OR
cisconx_osMatch7.0(3)I2(4)
OR
cisconx_osMatch7.0(3)I2(5)
OR
cisconx_osMatch7.0(3)I2(1)
OR
cisconx_osMatch7.0(3)I2(1a)
OR
cisconx_osMatch7.0(3)I2(2)
OR
cisconx_osMatch7.0(3)I3(1)
OR
cisconx_osMatch7.0(3)I4(1)
OR
cisconx_osMatch7.0(3)I4(2)
OR
cisconx_osMatch7.0(3)I4(3)
OR
cisconx_osMatch7.0(3)I4(4)
OR
cisconx_osMatch7.0(3)I4(5)
OR
cisconx_osMatch7.0(3)I4(6)
OR
cisconx_osMatch7.0(3)I4(7)
OR
cisconx_osMatch7.0(3)I4(8)
OR
cisconx_osMatch7.0(3)I4(8a)
OR
cisconx_osMatch7.0(3)I4(8b)
OR
cisconx_osMatch7.0(3)I4(8z)
OR
cisconx_osMatch7.0(3)I5(1)
OR
cisconx_osMatch7.0(3)I5(2)
OR
cisconx_osMatch7.0(3)I6(1)
OR
cisconx_osMatch7.0(3)I6(2)
OR
cisconx_osMatch7.0(3)I7(1)
OR
cisconx_osMatch7.0(3)I7(2)
OR
cisconx_osMatch7.0(3)I7(3)
OR
cisconx_osMatch7.0(3)IX1(2)
OR
cisconx_osMatch7.0(3)IX1(2a)
OR
cisconx_osMatch7.2(0)D1(1)
OR
cisconx_osMatch7.2(1)D1(1)
OR
cisconx_osMatch7.2(2)D1(2)
OR
cisconx_osMatch7.2(2)D1(1)
OR
cisconx_osMatch7.3(0)D1(1)
OR
cisconx_osMatch7.3(0)DX(1)
OR
cisconx_osMatch7.3(0)DY(1)
OR
cisconx_osMatch7.3(1)D1(1B)
OR
cisconx_osMatch7.3(1)D1(1)
OR
cisconx_osMatch7.3(1)DY(1)
OR
cisconx_osMatch7.3(2)D1(1)
OR
cisconx_osMatch7.3(2)D1(2)
OR
cisconx_osMatch7.3(2)D1(3)
OR
cisconx_osMatch7.3(2)D1(3a)
OR
cisconx_osMatch8.0(1)S2
OR
cisconx_osMatch8.0(1)
OR
cisconx_osMatch8.1(1)
OR
cisconx_osMatch8.1(2)
OR
cisconx_osMatch8.1(2a)
OR
cisconx_osMatch8.1(1a)
OR
cisconx_osMatch8.2(1)
OR
cisconx_osMatch8.2(2)
OR
cisconx_osMatch7.3(3)D1(1)
OR
ciscounified_computing_systemMatchany

0.002 Low

EPSS

Percentile

52.2%

Related for CISCO-SA-20190306-NXOS-FABRIC-DOS