National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-7718 Detail

Current Description

hw/display/cirrus_vga_rop.h in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (out-of-bounds read and QEMU process crash) via vectors related to copying VGA data via the cirrus_bitblt_rop_fwd_transp_ and cirrus_bitblt_rop_fwd_ functions.

Source:  MITRE      Last Modified:  05/04/2017      View Analysis Description

Quick Info

CVE Dictionary Entry:
CVE-2017-7718
Original release date:
04/20/2017
Last revised:
01/04/2018
Source:
US-CERT/NIST

Impact

CVSS Severity (version 3.0):
CVSS v3 Base Score:
5.5 Medium
Vector:
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H (legend)
Impact Score:
3.6
Exploitability Score:
1.8
CVSS Version 3 Metrics:
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High
CVSS Severity (version 2.0):
CVSS v2 Base Score:
2.1 LOW
Vector:
(AV:L/AC:L/Au:N/C:N/I:N/A:P) (legend)
Impact Subscore:
2.9
Exploitability Subscore:
3.9
CVSS Version 2 Metrics:
Access Vector:
Locally exploitable
Access Complexity:
Low
Authentication:
Not required to exploit
Impact Type:
Allows disruption of service

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource Type Source Name
http://git.qemu-project.org/?p=qemu.git;a=commit;h=215902d7b6fb50c6fc216fc74f770858278ed904 Issue Tracking; Patch; Third Party Advisory External Source CONFIRM http://git.qemu-project.org/?p=qemu.git;a=commit;h=215902d7b6fb50c6fc216fc74f770858278ed904
http://www.openwall.com/lists/oss-security/2017/04/19/4 Mailing List; Patch; Third Party Advisory External Source MLIST [oss-security] 20170419 CVE-2017-7718 Qemu: display: cirrus: OOB read access issue
http://www.securityfocus.com/bid/97957 Third Party Advisory; VDB Entry External Source BID 97957
https://access.redhat.com/errata/RHSA-2017:0980 External Source REDHAT RHSA-2017:0980
https://access.redhat.com/errata/RHSA-2017:0981 External Source REDHAT RHSA-2017:0981
https://access.redhat.com/errata/RHSA-2017:0982 External Source REDHAT RHSA-2017:0982
https://access.redhat.com/errata/RHSA-2017:0983 External Source REDHAT RHSA-2017:0983
https://access.redhat.com/errata/RHSA-2017:0984 External Source REDHAT RHSA-2017:0984
https://access.redhat.com/errata/RHSA-2017:0988 External Source REDHAT RHSA-2017:0988
https://access.redhat.com/errata/RHSA-2017:1205 External Source REDHAT RHSA-2017:1205
https://access.redhat.com/errata/RHSA-2017:1206 External Source REDHAT RHSA-2017:1206
https://access.redhat.com/errata/RHSA-2017:1430 External Source REDHAT RHSA-2017:1430
https://access.redhat.com/errata/RHSA-2017:1431 External Source REDHAT RHSA-2017:1431
https://access.redhat.com/errata/RHSA-2017:1441 External Source REDHAT RHSA-2017:1441
https://bugzilla.redhat.com/show_bug.cgi?id=1443441 Issue Tracking; Patch External Source CONFIRM https://bugzilla.redhat.com/show_bug.cgi?id=1443441
https://security.gentoo.org/glsa/201706-03 External Source GENTOO GLSA-201706-03

Technical Details

Vulnerability Type (View All)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History 5 change records found - show changes