Out-of-bounds Read in Citrix Hypervisor
CVE-2021-1063
NVIDIA vGPU manager contains a vulnerability in the vGPU plugin, in which an input offset is not validated, which may lead to a buffer overread, which in turn may cause tampering of data, information disclosure, or denial of service. This…
Vulnerability class: Buffer Overflow
EPSS: 0.004 (29.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
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
- Redhat Enterprise_linux_kernel-based_virtual_machine
Weakness classification (CWE)
References
- psirt@nvidia.com (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-1063?
- CVE-2021-1063 is a high-severity vulnerability in Citrix Hypervisor, classified under Out-of-bounds Read. CVSS score: 7.8/10. Published 2021-01-08.
- How severe is CVE-2021-1063?
- High severity. CVSS v3 base score is 7.8 out of 10.