CVE-2016-4963 describes a denial-of-service vulnerability in Xen through 4.6.x, specifically within the libxl device-handling component. Local guest OS users with access to the driver domain can exploit this by manipulating xenstore backend directories, leading to management tool confusion. This vulnerability has a CVSS score of 4.7 (Medium), indicating a local attack vector with high attack complexity and a high impact on availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4.0.0CPE matchmatch criteria | cpe:2.3:o:xen:xen:4.0.0:*:*:*:*:*:*:* | ||
4.0.1CPE matchmatch criteria | cpe:2.3:o:xen:xen:4.0.1:*:*:*:*:*:*:* | ||
4.0.2CPE matchmatch criteria | cpe:2.3:o:xen:xen:4.0.2:*:*:*:*:*:*:* | ||
4.0.3CPE matchmatch criteria | cpe:2.3:o:xen:xen:4.0.3:*:*:*:*:*:*:* | ||
4.0.4CPE matchmatch criteria | cpe:2.3:o:xen:xen:4.0.4:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.4 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.