Vulnerability Report

CVE-2017-9263

Title: Openvswitch Denial of Service (DoS)

DoS

Proof Of Concept

No public PoC currently indexed for CVE-2017-9263.

CWE Category CWE-20

Published Date May 29, 2017

Modified Date Jun 17, 2026

Exploit Status Not Found

Score 6.5 CVSS v3.0

Exploit Probability (EPSS)

1.00%

Vulnerability Summary

CVE-2017-9263: 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.

Impacted Vendors

openvswitch 1

Reference Links

https://access.redhat.com/errata/RHSA-2017:2418 https://access.redhat.com/errata/RHSA-2017:2553 https://access.redhat.com/errata/RHSA-2017:2648 https://access.redhat.com/errata/RHSA-2017:2665 https://access.redhat.com/errata/RHSA-2017:2692 https://access.redhat.com/errata/RHSA-2017:2698 https://access.redhat.com/errata/RHSA-2017:2727 https://mail.openvswitch.org/pipermail/ovs-dev/2017-May/332966.html https://access.redhat.com/errata/RHSA-2017:2418 https://access.redhat.com/errata/RHSA-2017:2553 https://access.redhat.com/errata/RHSA-2017:2648 https://access.redhat.com/errata/RHSA-2017:2665 https://access.redhat.com/errata/RHSA-2017:2692 https://access.redhat.com/errata/RHSA-2017:2698 https://access.redhat.com/errata/RHSA-2017:2727 https://mail.openvswitch.org/pipermail/ovs-dev/2017-May/332966.html

CVSS v3.0

Source Entity [email protected]

Severity MEDIUM

6.5

Attack Vector

ADJACENT_NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2.0

Source Entity [email protected]

Severity LOW

3.3

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:A/AC:L/Au:N/C:N/I:N/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns