CVE-2015-0259
Description
It was discovered that the OpenStack Compute (nova) console websocket did not correctly verify the origin header. An attacker could use this flaw to conduct a cross-site websocket hijack attack. Note that only Compute setups with VNC or SPICE enabled were affected by this flaw.
Common Vulnerability Scoring System (CVSS) Score Details
Info alert:Important note
CVSS scores for open source components depend on vendor-specific factors (e.g. version or build chain). Therefore, Red Hat's score and impact rating can be different from NVD and other vendors. Red Hat remains the authoritative CVE Naming Authority (CNA) source for its products and services (see Red Hat classifications).
CVSS v2 Score Breakdown
| Red Hat | NVD | cve.org | |
|---|---|---|---|
| Base Score | 4.9 | 5.1 | N/A |
| Attack Vector | Network | Network | N/A |
| Access Complexity | Medium | High | N/A |
| Authentication | Single | None | N/A |
| Confidentiality Impact | Partial | Partial | N/A |
| Integrity Impact | Partial | Partial | N/A |
| Availability Impact | None | Partial | N/A |
Vector
Red Hat: AV:N/AC:M/Au:S/C:P/I:P/A:N
NVD: AV:N/AC:H/Au:N/C:P/I:P/A:P
Understanding the Weakness (CWE)
Integrity,Other
Technical Impact: Varies by Context; Unexpected State
Acknowledgements
Red Hat would like to thank OpenStack project for reporting this issue. Upstream acknowledges Brian Manifold (Cisco) and Paul McMillan (Nebula) as the original reporters.
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