CVE-2016-7093
UnknownEPSS 0.43%
Last modified
CVE-2016-7093 is a vulnerability of currently unknown severity. Xen 4.5.3, 4.6.3, and 4.7.x allow local HVM guest OS administrators to overwrite hypervisor memory and consequently gain host OS privileges by leveraging mishandling of instruction pointer truncation during emulation.. EPSS estimates a 0.43% chance of exploitation in the next 30 days.
Description
Xen 4.5.3, 4.6.3, and 4.7.x allow local HVM guest OS administrators to overwrite hypervisor memory and consequently gain host OS privileges by leveraging mishandling of instruction pointer truncation during emulation.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Xen | Xen | 4.5.3 |
| Xen | Xen | 4.6.3 |
| Xen | Xen | 4.7.0 |
References
- http://support.citrix.com/article/CTX216071Third Party Advisory
- http://www.securitytracker.com/id/1036752Third Party Advisory, VDB Entry
- http://xenbits.xen.org/xsa/advisory-186.htmlPatch, Vendor Advisory
- http://support.citrix.com/article/CTX216071Third Party Advisory
- http://www.securitytracker.com/id/1036752Third Party Advisory, VDB Entry
- http://xenbits.xen.org/xsa/advisory-186.htmlPatch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2016-7093?
Xen 4.5.3, 4.6.3, and 4.7.x allow local HVM guest OS administrators to overwrite hypervisor memory and consequently gain host OS privileges by leveraging mishandling of instruction pointer truncation during emulation.
How severe is CVE-2016-7093?
Severity scoring for CVE-2016-7093 is pending analysis. The EPSS model estimates a 0.43% probability of exploitation in the next 30 days.
How do I fix CVE-2016-7093?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2016-7093?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST