CVE-2018-17206 — MEDIUM (4.9)

Q: What is CVE-2018-17206?

CVE-2018-17206 is a vulnerability with a CVSS score of 4.9 (MEDIUM). An issue was discovered in Open vSwitch (OvS) 2.7.x through 2.7.6. The decode_bundle function inside lib/ofp-actions.c is affected by a buffer over-read issue during BUNDLE action decoding.

Q: How severe is CVE-2018-17206?

CVE-2018-17206 has been rated MEDIUM with a CVSS base score of 4.9/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2018-17206?

Check the references section above for vendor advisories and patch information. Affected products include: Openvswitch Openvswitch, Redhat Openstack, Canonical Ubuntu Linux, Debian Debian Linux.

Vulnerability Description

An issue was discovered in Open vSwitch (OvS) 2.7.x through 2.7.6. The decode_bundle function inside lib/ofp-actions.c is affected by a buffer over-read issue during BUNDLE action decoding.

CVSS Score

4.9

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Openvswitch	Openvswitch	>= 2.7.0, <= 2.7.6
Redhat	Openstack	10
Canonical	Ubuntu Linux	16.04
Debian	Debian Linux	9.0

Related Weaknesses (CWE)

CWE-125

References

https://access.redhat.com/errata/RHSA-2018:3500Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0053Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0081Third Party Advisory
https://github.com/openvswitch/ovs/commit/9237a63c47bd314b807cda0bd2216264e82edbPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/02/msg00032.htmlMailing ListThird Party Advisory
https://usn.ubuntu.com/3873-1/Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3500Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0053Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0081Third Party Advisory
https://github.com/openvswitch/ovs/commit/9237a63c47bd314b807cda0bd2216264e82edbPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/02/msg00032.htmlMailing ListThird Party Advisory
https://usn.ubuntu.com/3873-1/Third Party Advisory

FAQ

What is CVE-2018-17206?

CVE-2018-17206 is a vulnerability with a CVSS score of 4.9 (MEDIUM). An issue was discovered in Open vSwitch (OvS) 2.7.x through 2.7.6. The decode_bundle function inside lib/ofp-actions.c is affected by a buffer over-read issue during BUNDLE action decoding.

How severe is CVE-2018-17206?

CVE-2018-17206 has been rated MEDIUM with a CVSS base score of 4.9/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-17206?

Check the references section above for vendor advisories and patch information. Affected products include: Openvswitch Openvswitch, Redhat Openstack, Canonical Ubuntu Linux, Debian Debian Linux.