CVE-2016-9637
UnknownEPSS 0.36%
Last modified
CVE-2016-9637 is a vulnerability of currently unknown severity. The (1) ioport_read and (2) ioport_write functions in Xen, when qemu is used as a device model within Xen, might allow local x86 HVM guest OS administrators to gain qemu process privileges via vectors involving an out-of-range ioport access.. EPSS estimates a 0.36% chance of exploitation in the next 30 days.
Description
The (1) ioport_read and (2) ioport_write functions in Xen, when qemu is used as a device model within Xen, might allow local x86 HVM guest OS administrators to gain qemu process privileges via vectors involving an out-of-range ioport access.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Citrix | Xenserver | 6.0.2 | — |
| Citrix | Xenserver | 6.2.0 | Sp1 |
| Citrix | Xenserver | 6.5 | Sp1 |
| Citrix | Xenserver | 7.0 | — |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2016-9637?
The (1) ioport_read and (2) ioport_write functions in Xen, when qemu is used as a device model within Xen, might allow local x86 HVM guest OS administrators to gain qemu process privileges via vectors involving an out-of-range ioport access.
How severe is CVE-2016-9637?
Severity scoring for CVE-2016-9637 is pending analysis. The EPSS model estimates a 0.36% probability of exploitation in the next 30 days.
How do I fix CVE-2016-9637?
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.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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Are you affected by CVE-2016-9637?
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Scan your code nowSource: NVD / NIST