National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2018-8159 Detail

Current Description

An elevation of privilege vulnerability exists when Microsoft Exchange Outlook Web Access (OWA) fails to properly handle web requests, aka "Microsoft Exchange Elevation of Privilege Vulnerability." This affects Microsoft Exchange Server.

Source:  MITRE
Description Last Modified:  05/09/2018
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 5.4 MEDIUM
Vector: AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N (V3 legend)
Impact Score: 2.5
Exploitability Score: 2.8


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

CVSS v2.0 Severity and Metrics:

Base Score: 5.8 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:N) (V2 legend)
Impact Subscore: 4.9
Exploitability Subscore: 8.6


Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): None
Additional Information:
Victim must voluntarily interact with attack mechanism
Allows unauthorized disclosure of information
Allows unauthorized modification

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.securityfocus.com/bid/104056 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1040850 Third Party Advisory VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8159 Patch Vendor Advisory

Technical Details

Vulnerability Type (View All)

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

Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-8159
NVD Published Date:
05/09/2018
NVD Last Modified:
06/06/2018