Description
In Open vSwitch (OvS) 2.7.0, while parsing an OpenFlow role status message, there is a call to the abort() function for undefined role status reasons in the function `ofp_print_role_status_message` in `lib/ofp-print.c` that may be leveraged toward a remote DoS attack by a malicious switch.
References (8)
Core 8
Core References
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2017:2553
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2017:2418
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2017:2648
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2017:2665
Mailing List, Patch, Vendor Advisory x_refsource_confirm
https://mail.openvswitch.org/pipermail/ovs-dev/2017-May/332966.html
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2017:2698
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2017:2727
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2017:2692
Scores
CVSS v3
6.5
EPSS
0.0100
EPSS Percentile
58.6%
Attack Vector
ADJACENT_NETWORK
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-20
Status
published
Products (1)
openvswitch/openvswitch
2.7.0
Published
May 29, 2017
Tracked Since
Feb 18, 2026