CVE-2016-9383 is a high-severity vulnerability affecting Xen and Citrix XenServer on 64-bit hypervisors. It allows a local x86 guest OS user to exploit broken emulation of bit test instructions to modify arbitrary memory. This can lead to sensitive information disclosure, denial of service (host crash), or arbitrary code execution on the host. The vulnerability has a CVSS score of 8.8 (HIGH) due to its low attack complexity and high impact on confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage for this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:* | ||
6.0.2CPE matchmatch criteria | cpe:2.3:a:citrix:xenserver:6.0.2:*:*:*:*:*:*:* | ||
6.2.0CPE matchmatch criteria | cpe:2.3:a:citrix:xenserver:6.2.0:*:*:*:*:*:*:* | ||
6.5CPE matchmatch criteria | cpe:2.3:a:citrix:xenserver:6.5:*:*:*:*:*:*:* | ||
7.0CPE matchmatch criteria | cpe:2.3:a:citrix:xenserver:7.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.