8.8high
CVE-2017-8903
Xen through 4.8.x on 64-bit platforms mishandles page tables after an IRET hypercall, which might allow PV guest OS users to execute arbitr…
Published 9 y ago · modified 4 mo ago · JSON
CVSS
8.8
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
0.5%
percentile 42%
Public exploits
0
none known
Summary
Xen through 4.8.x on 64-bit platforms mishandles page tables after an IRET hypercall, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-213.
Exploit prediction (EPSS)
0.49% probability of exploitation in the next 30 days, higher than 42% of all scored CVEs.
CVSS scores
| Assigned by | Version | Score | Vector |
|---|---|---|---|
| NVD | 3.0 | 8.8 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |
| NVD | 2.0 | 7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
References
- security.gentoo.org /glsa/201705-11 · vendor-advisory, x_refsource_GENTOO, x_transferred
- securitytracker.com /id/1038386 · vdb-entry, x_refsource_SECTRACK, x_transferred
- xenbits.xen.org /xsa/advisory-213.html · x_refsource_CONFIRM, x_transferred
- securityfocus.com /bid/98426 · vdb-entry, x_refsource_BID, x_transferred
- blog.xenproject.org /2017/05/02/updates-on-xsa-213-xsa-214-and-xsa-215/ · x_refsource_CONFIRM, x_transferred
Sources
- CVE List: CVE-2017-8903
- NVD: CVE-2017-8903
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