Improper input validation in Xen
CVE-2017-10918
Xen through 4.8.x does not validate memory allocations during certain P2M operations, which allows guest OS users to obtain privileged host OS access, aka XSA-222.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.037 (89.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 89th percentile — 89.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.037 · newest: 0.037 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.securitytracker.com/id/1038732 (vdb-entry)
- security.gentoo.org/glsa/201708-03 (vendor-advisory)
- www.debian.org/security/2017/dsa-3969 (vendor-advisory)
- security.gentoo.org/glsa/201710-17 (vendor-advisory)
- www.securityfocus.com/bid/99161 (VDB Entry, Third Party Advisory, vdb-entry)
- xenbits.xen.org/xsa/advisory-222.html (Mailing List, Third Party Advisory, Mitigation)
Frequently asked questions
- What is CVE-2017-10918?
- CVE-2017-10918 is a critical-severity vulnerability in Xen, classified under Improper Input Validation. CVSS score: 10.0/10. Published 2017-07-05.
- How severe is CVE-2017-10918?
- Critical severity. CVSS v3 base score is 10.0 out of 10.