Vulnerability in Citrix Hypervisor
CVE-2021-1061
NVIDIA vGPU manager contains a vulnerability in the vGPU plugin, in which a race condition may cause the vGPU plugin to continue using a previously validated resource that has since changed, which may lead to denial of service or information disclosure. This affects vGPU version 8.x (prior to 8.6) and version 11.0 (prior to 11.3).
Vulnerability class: Race Condition
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H.
EPSS exploit prediction
EPSS: 0.002 (8.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 9th percentile — 8.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Citrix Hypervisor
- Nutanix Ahv
- NVIDIA Virtual GPU Manager — versions Version 8.x (prior to 8.6) and version 11.0 (prior to 11.3)
- NVIDIA Virtual GPU Manager
- VMware Vsphere
- Red Hat Enterprise Linux Kernel-Based Virtual Machine
Weakness classification (CWE)
References
- nvidia.custhelp.com/app/answers/detail/a_id/5142 (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-1061?
- CVE-2021-1061 is a medium-severity vulnerability in Citrix Hypervisor, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 6.3/10. Published 2021-01-08.
- How severe is CVE-2021-1061?
- Medium severity. CVSS v3 base score is 6.3 out of 10.