Vulnerability · Published Aug 31, 2020 · Assigned by mitre
CVE-2020-15687
High 7.5
In plain English
A high-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.7% (higher than 77% of all known vulnerabilities).
Severity (CVSS NVD)7.5High
Exploit odds (30 days)1.7%top 22.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
References
- https://projectacrn.github.io/latest/ x_refsource_MISC
- https://projectacrn.github.io/latest/developer-guides/hld/split-dm.html x_refsource_MISC
- https://projectacrn.github.io/2.1/asa.html#addressed-in-acrn-v2-1 x_refsource_MISC