CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:N/I:N/A:C
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
Percentile
72.2%
A vulnerability was found in openvswitch. A limitation in the
implementation of userspace packet parsing can allow a malicious user to
send a specially crafted packet causing the resulting megaflow in the
kernel to be too wide, potentially causing a denial of service. The highest
threat from this vulnerability is to system availability.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 18.04 | noarch | openvswitch | < 2.9.8-0ubuntu0.18.04.2 | UNKNOWN |
ubuntu | 20.04 | noarch | openvswitch | < 2.13.1-0ubuntu0.20.04.4 | UNKNOWN |
ubuntu | 20.10 | noarch | openvswitch | < 2.13.1-0ubuntu1.3 | UNKNOWN |
ubuntu | 16.04 | noarch | openvswitch | < 2.5.9-0ubuntu0.16.04.3 | UNKNOWN |
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:N/I:N/A:C
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
Percentile
72.2%