CVE-2017-9265

openvswitch: Buffer over-read while parsing the group mod OpenFlow message

Severity Score

9.8

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

In Open vSwitch (OvS) v2.7.0, there is a buffer over-read while parsing the group mod OpenFlow message sent from the controller in `lib/ofp-util.c` in the function `ofputil_pull_ofp15_group_mod`.

En Open vSwitch (OvS) versión 2.7.0, se presenta una lectura excesiva del búfer mientras se analiza el mensaje group mod OpenFlow enviado desde el controlador en la biblioteca “lib/ofp-util.c” en la función “ofputil_pull_ofp15_group_mod”.

A buffer over-read issue was found in Open vSwitch (OvS) which emerged while parsing the GroupMod OpenFlow messages sent from the controller. The issue could enable an attacker to cause a denial of service type of attack.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2017-05-28 CVE Reserved
2017-05-29 CVE Published
2023-05-08 EPSS Updated
2024-08-05 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-122: Heap-based Buffer Overflow
CWE-125: Out-of-bounds Read

CAPEC

References (10)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC
https://mail.openvswitch.org/pipermail/ovs-dev/2017-May/332965.html	2019-10-03

URL	Date	SRC
https://access.redhat.com/errata/RHSA-2017:2418	2019-10-03
https://access.redhat.com/errata/RHSA-2017:2553	2019-10-03
https://access.redhat.com/errata/RHSA-2017:2648	2019-10-03
https://access.redhat.com/errata/RHSA-2017:2665	2019-10-03
https://access.redhat.com/errata/RHSA-2017:2692	2019-10-03
https://access.redhat.com/errata/RHSA-2017:2698	2019-10-03
https://access.redhat.com/errata/RHSA-2017:2727	2019-10-03
https://access.redhat.com/security/cve/CVE-2017-9265	2017-09-13
https://bugzilla.redhat.com/show_bug.cgi?id=1457335	2017-09-13

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Openvswitch Search vendor "Openvswitch"		Openvswitch Search vendor "Openvswitch" for product "Openvswitch"				2.7.0 Search vendor "Openvswitch" for product "Openvswitch" and version "2.7.0"		-		Affected