National Vulnerability Database

National Vulnerability Database

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    Vulnerabilities Detail

CVE-2015-8745 Detail

Current Description

QEMU (aka Quick Emulator) built with a VMWARE VMXNET3 paravirtual NIC emulator support is vulnerable to crash issue. It could occur while reading Interrupt Mask Registers (IMR). A privileged (CAP_SYS_RAWIO) guest user could use this flaw to crash the QEMU process instance resulting in DoS.

Source:  MITRE
Description Last Modified:  12/29/2016
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 5.5 MEDIUM
Vector: AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H (V3 legend)
Impact Score: 3.6
Exploitability Score: 1.8

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 v2.0 Severity and Metrics:

Base Score: 2.1 LOW
Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 3.9

Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.qemu.org/?p=qemu.git;a=commit;h=c6048f849c7e3f009786df76206e895 Issue Tracking Patch
http://www.debian.org/security/2016/dsa-3471
http://www.openwall.com/lists/oss-security/2016/01/04/4 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/01/04/7 Mailing List Third Party Advisory
http://www.securityfocus.com/bid/79822 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1034575 Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1270876 Issue Tracking
https://security.gentoo.org/glsa/201602-01

Technical Details

Vulnerability Type (View All)

  • Improper Access Control (CWE-284)

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

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2015-8745
NVD Published Date:
12/29/2016
NVD Last Modified:
11/03/2017