PT-2017-2114 · Xen · Xen

Jann Horn · Publicado 2017-05-09 · Atualizado 2019-10-03 · CVE-2017-8903

Positive Technologies (AI Summary)

CVSS v3.1

8.8

Alta

Vetor base

AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Xen versions prior to 4.9

Description The issue is related to insufficient access control in the Xen hypervisor. It may allow a local attacker to execute arbitrary code on the host OS by exploiting a flaw in the handling of page tables after an IRET hypercall.

Recommendations For Xen versions prior to 4.9, update to version 4.9 or later to resolve the issue.

Correção

Enumeração de Fraquezas

CWE-264

Identificadores relacionados

BDU:2017-01291

CVE-2017-8903

DLA-964-1

DSA-3847-1

Produtos afetados

Xen

Referências · 16

• https://cve.org/CVERecord?id=CVE-2017-8903 · Nota de Segurança
• https://osv.dev/vulnerability/DSA-3847-1 · Aviso do Fabricante
• https://security.alpinelinux.org/vuln/CVE-2017-8903 · Nota
• https://xenbits.xen.org/xsa/advisory-213.html · Aviso do Fabricante
• https://osv.dev/vulnerability/DEBIAN-CVE-2017-8903 · Aviso do Fabricante
• https://blog.xenproject.org/2017/05/02/updates-on-xsa-213-xsa-214-and-xsa-215 · Aviso do Fabricante
• https://osv.dev/vulnerability/ALPINE-CVE-2017-8903 · Aviso do Fabricante
• https://bdu.fstec.ru/vul/2017-01291 · Nota de Segurança
• https://ubuntu.com/security/CVE-2017-8903 · Aviso do Fabricante
• https://nvd.nist.gov/vuln/detail/CVE-2017-8903 · Nota de Segurança
• https://osv.dev/vulnerability/UBUNTU-CVE-2017-8903 · Aviso do Fabricante
• https://osv.dev/vulnerability/CVE-2017-8903 · Aviso do Fabricante
• https://security.gentoo.org/glsa/201705-11 · Aviso do Fabricante
• http://securityfocus.com/bid/98426 · Nota
• https://security-tracker.debian.org/tracker/CVE-2017-8903 · Aviso do Fabricante