CVE Vulnerability

CVE-2020-15687

Missing access control restrictions in the Hypervisor component of the ACRN Project (v2.0 and v1.6.1) allow a malicious entity, with root access in the Service VM userspace, to abuse the PCIe assign/de-assign Hypercalls via crafted ioctls and payloads. This attack results in a corrupt state and Denial of Service (DoS) for previously assigned PCIe devices to the Service VM at runtime.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://projectacrn.github.io/2.1/asa.html#addressed-in-acrn-v2-1 Third Party Advisory
https://projectacrn.github.io/latest/ Third Party Advisory
https://projectacrn.github.io/latest/developer-guides/hld/split-dm.html Third Party Advisory
Configurations

Configuration 1

cpe:2.3:o:linuxfoundation:acrn:1.6.1:*:*:*:*:*:*:*
cpe:2.3:o:linuxfoundation:acrn:2.0:*:*:*:*:*:*:*
Information

Published : 2020-08-31 04:15

Updated : 2020-09-08 07:20

NVD link : CVE-2020-15687

Mitre link : CVE-2020-15687

Products Affected
No products.
CWE
NVD-CWE-Other