Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
High
Attack Vector
Network
0

CVE-2017-2615

Disclosure Date: July 03, 2018
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

Quick emulator (QEMU) built with the Cirrus CLGD 54xx VGA emulator support is vulnerable to an out-of-bounds access issue. It could occur while copying VGA data via bitblt copy in backward mode. A privileged user inside a guest could use this flaw to crash the QEMU process resulting in DoS or potentially execute arbitrary code on the host with privileges of QEMU process on the host.

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CVSS V3 Severity and Metrics
Base Score:
9.1 Critical
Impact Score:
6
Exploitability Score:
2.3
Vector:
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
High
User Interaction (UI):
None
Scope (S):
Changed
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High

General Information

Vendors

  • citrix,
  • debian,
  • qemu,
  • redhat,
  • xen

Products

  • debian linux 7.0,
  • enterprise linux desktop 6.0,
  • enterprise linux desktop 7.0,
  • enterprise linux server 6.0,
  • enterprise linux server 7.0,
  • enterprise linux server aus 7.3,
  • enterprise linux server aus 7.4,
  • enterprise linux server eus 7.3,
  • enterprise linux server eus 7.4,
  • enterprise linux server eus 7.5,
  • enterprise linux workstation 6.0,
  • enterprise linux workstation 7.0,
  • openstack 10,
  • openstack 5.0,
  • openstack 6.0,
  • openstack 7.0,
  • openstack 8,
  • openstack 9,
  • qemu,
  • xen,
  • xen 4.7.1,
  • xenserver 6.0.2,
  • xenserver 6.2.0,
  • xenserver 6.5,
  • xenserver 7.0,
  • xenserver 7.1

References

Additional Info

Technical Analysis