Vulnerability in Dtc-Xen Project
CVE-2009-4011
dtc-xen 0.5.x before 0.5.4 suffers from a race condition where an attacker could potentially get a bash access as xenXX user on the dom0, and then access a potentially reuse an already opened VPS console.
Vulnerability class: Race Condition
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.010 (60.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 60.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
Weakness classification (CWE)
References
- security-tracker.debian.org/tracker/CVE-2009-4011 (Third Party Advisory)
- tracker.debian.org/media/packages/d/dtc-xen/changelog-0.5.17-1.1 (Product, Release Notes)
- bugs.launchpad.net/ubuntu/+source/dtc-xen/+bug/505072 (Third Party Advisory)
Frequently asked questions
- What is CVE-2009-4011?
- CVE-2009-4011 is a high-severity vulnerability in Dtc-Xen Project, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 8.1/10. Published 2019-11-09.
- How severe is CVE-2009-4011?
- High severity. CVSS v3 base score is 8.1 out of 10.