Veracode Vulnerability DatabaseVERACODE:18301Denial Of Service (DoS)
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
Open vSwitch (OvS) is vulnerable to denial of service attacks. A buffer over-read while parsing malformed TCP, UDP, and IPv6 packets allow remote attackers to cause denial of service conditions. This vulnerability affects the function extract_l3_ipv6/extract_l4_tcp/extract_l4_udp in the library lib/conntrack.c of the component Firewall.
References
access.redhat.com/errata/RHSA-2017:2418
access.redhat.com/errata/RHSA-2017:2648
access.redhat.com/errata/RHSA-2017:2727
access.redhat.com/security/updates/classification/#moderate
bugzilla.redhat.com/show_bug.cgi?id=1472729
bugzilla.redhat.com/show_bug.cgi?id=1472854
mail.openvswitch.org/pipermail/ovs-dev/2017-March/329323.html
Related
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P