Vulnerabilities
Vulnerable Software
Cisco:  >> Nx-Os  Security Vulnerabilities
The regex engine in the BGP implementation in Cisco NX-OS, when a complex regular expression is configured for inbound routes, allows remote attackers to cause a denial of service (device reload) via a crafted AS path set, aka Bug ID CSCuf49554.
CVSS Score
5.4
EPSS Score
0.004
Published
2013-09-19
Open Network Environment Platform (ONEP) in Cisco NX-OS allows remote authenticated users to cause a denial of service (network-element reload) via a crafted packet, aka Bug ID CSCui51551.
CVSS Score
6.3
EPSS Score
0.002
Published
2013-09-16
The OSPF implementation in Cisco IOS 12.0 through 12.4 and 15.0 through 15.3, IOS-XE 2.x through 3.9.xS, ASA and PIX 7.x through 9.1, FWSM, NX-OS, and StarOS before 14.0.50488 does not properly validate Link State Advertisement (LSA) type 1 packets before performing operations on the LSA database, which allows remote attackers to cause a denial of service (routing disruption) or obtain sensitive packet information via a (1) unicast or (2) multicast packet, aka Bug IDs CSCug34485, CSCug34469, CSCug39762, CSCug63304, and CSCug39795.
CVSS Score
5.8
EPSS Score
0.009
Published
2013-08-05
The license-installation module in Cisco NX-OS on Nexus 1000V devices allows local users to execute arbitrary commands via crafted "install license" arguments, aka Bug ID CSCuh30824.
CVSS Score
6.8
EPSS Score
0.003
Published
2013-07-10
The encryption functionality in the Virtual Supervisor Module (VSM) to Virtual Ethernet Module (VEM) communication component in Cisco NX-OS on the Nexus 1000V does not properly authenticate VSM/VEM packets, which allows remote attackers to disable packet-level encryption and integrity protection via crafted packets, aka Bug ID CSCud14710.
CVSS Score
5.0
EPSS Score
0.001
Published
2013-05-29
Array index error in the Virtual Ethernet Module (VEM) kernel driver for VMware ESXi in Cisco NX-OS on the Nexus 1000V, when STUN debugging is enabled, allows remote attackers to cause a denial of service (ESXi crash and purple screen of death) by sending crafted STUN packets to a VEM, aka Bug ID CSCud14825.
CVSS Score
5.4
EPSS Score
0.007
Published
2013-05-29
Cisco NX-OS on the Nexus 1000V does not properly handle authentication for Virtual Ethernet Module (VEM) to Virtual Supervisor Module (VSM) communication, which allows remote attackers to obtain VEM access via (1) spoofed STUN packets or (2) a crafted VMware ESXi instance, aka Bug ID CSCud14832.
CVSS Score
5.0
EPSS Score
0.004
Published
2013-05-29
The SSL functionality in Cisco NX-OS on the Nexus 1000V does not properly verify X.509 certificates, which allows man-in-the-middle attackers to spoof servers, and intercept or modify Virtual Supervisor Module (VSM) to VMware vCenter communication, via a crafted certificate, aka Bug ID CSCud14837.
CVSS Score
5.8
EPSS Score
0.002
Published
2013-05-29
Cisco NX-OS on the Nexus 1000V does not assign the proper priority to heartbeat messages from a Virtual Ethernet Module (VEM) to a Virtual Supervisor Module (VSM), which allows remote attackers to cause a denial of service (false VEM unavailability report) via a flood of UDP packets, aka Bug ID CSCud14840.
CVSS Score
5.0
EPSS Score
0.007
Published
2013-05-29
The encryption functionality in Cisco NX-OS on the Nexus 1000V does not properly handle Virtual Supervisor Module (VSM) to Virtual Ethernet Module (VEM) communication, which allows remote attackers to intercept or modify network traffic by leveraging certain Layer 2 or Layer 3 access, aka Bug ID CSCud14691.
CVSS Score
5.8
EPSS Score
0.002
Published
2013-05-29


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