Upstream information
Description
OpenFlow version 1.0 onwards contains a Denial of Service and Improper authorization vulnerability in OpenFlow handshake: The DPID (DataPath IDentifier) in the features_reply message are inherently trusted by the controller. that can result in Denial of Service, Unauthorized Access, Network Instability. This attack appear to be exploitable via Network connectivity: the attacker must first establish a transport connection with the OpenFlow controller and then initiate the OpenFlow handshake.SUSE information
Overall state of this security issue: Pending
This issue is currently rated as having moderate severity.
| National Vulnerability Database | |
|---|---|
| Base Score | 7.5 |
| Vector | AV:N/AC:L/Au:N/C:P/I:P/A:P |
| Access Vector | Network |
| Access Complexity | Low |
| Authentication | None |
| Confidentiality Impact | Partial |
| Integrity Impact | Partial |
| Availability Impact | Partial |
| National Vulnerability Database | SUSE | |
|---|---|---|
| Base Score | 9.8 | 6.4 |
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H |
| Access Vector | Network | Network |
| Access Complexity | Low | High |
| Privileges Required | None | Low |
| User Interaction | None | None |
| Scope | Unchanged | Unchanged |
| Confidentiality Impact | High | Low |
| Integrity Impact | High | Low |
| Availability Impact | High | High |
| CVSSv3 Version | 3 | 3 |
Status of this issue by product and package
Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.
| Product(s) | Source package | State |
|---|---|---|
| SUSE Linux Enterprise Server 12 SP3 | openvswitch | Affected |
| SUSE Linux Enterprise Server for SAP Applications 12 SP3 | openvswitch | Affected |
| SUSE OpenStack Cloud 6 | openvswitch | Unsupported |
