CVE-2011-1898 is a privilege escalation vulnerability affecting Xen 4.1 before 4.1.1 and 4.0 before 4.0.2, specifically when PCI passthrough is used on Intel VT-d chipsets lacking interrupt remapping. A guest OS user can exploit this by using DMA to generate MSI interrupts, thereby gaining host OS privileges. Rated with a CVSS score of 7.4, this vulnerability has a high impact on confidentiality, integrity, and availability, requiring authenticated access and medium attack complexity. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4.0.0CPE matchmatch criteria | cpe:2.3:a:citrix:xen:4.0.0:*:*:*:*:*:*:* | ||
4.0.1CPE matchmatch criteria | cpe:2.3:a:citrix:xen:4.0.1:*:*:*:*:*:*:* | ||
4.1.0CPE matchmatch criteria | cpe:2.3:a:citrix:xen:4.1.0:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:A/AC:M/Au:S/C:C/I:C/A:C
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.