National Vulnerability Database

National Vulnerability Database

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    Vulnerabilities Detail

CVE-2018-7541 Detail

Current Description

An issue was discovered in Xen through 4.10.x allowing guest OS users to cause a denial of service (hypervisor crash) or gain privileges by triggering a grant-table transition from v2 to v1.

Source:  MITRE
Description Last Modified:  02/27/2018
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 8.8 HIGH
Vector: AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H (V3 legend)
Impact Score: 6.0
Exploitability Score: 2.0

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 6.1 MEDIUM
Vector: (AV:L/AC:L/Au:N/C:P/I:P/A:C) (V2 legend)
Impact Subscore: 8.5
Exploitability Subscore: 3.9

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

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.securityfocus.com/bid/103177
http://www.securitytracker.com/id/1040775
https://lists.debian.org/debian-lts-announce/2018/03/msg00003.html Third Party Advisory
https://security.gentoo.org/glsa/201810-06
https://support.citrix.com/article/CTX232096
https://support.citrix.com/article/CTX232655
https://www.debian.org/security/2018/dsa-4131 Third Party Advisory
https://xenbits.xen.org/xsa/advisory-255.html Vendor Advisory

Technical Details

Vulnerability Type (View All)

  • Permissions, Privileges, and Access Control (CWE-264)

Change History

8 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-7541
NVD Published Date:
02/27/2018
NVD Last Modified:
10/31/2018