Vulnerability in Linuxfoundation Acrn
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.017 (76.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 76.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000
Affected products
- Linuxfoundation Acrn — versions 1.6.1, 2.0
References
- projectacrn.github.io/latest/ (Third Party Advisory)
- projectacrn.github.io/latest/developer-guides/hld/split-dm.html (Third Party Advisory)
- projectacrn.github.io/2.1/asa.html (Third Party Advisory)
Frequently asked questions
- What is CVE-2020-15687?
- CVE-2020-15687 is a high-severity vulnerability in Linuxfoundation Acrn. CVSS score: 7.5/10. Published 2020-08-31.
- How severe is CVE-2020-15687?
- High severity. CVSS v3 base score is 7.5 out of 10.