CVE-2018-0803 : Microsoft Edge in Microsoft Windows 10 Gold, 1511, 1607, 1703, 1709, and Windows

Microsoft Edge in Microsoft Windows 10 Gold, 1511, 1607, 1703, 1709, and Windows Server 2016 allows an attacker to access information from one domain and inject it into another domain, due to how Microsoft Edge enforces cross-domain policies, aka "Microsoft Edge Elevation of Privilege Vulnerability".

Published 2018-01-04 14:29:01

Updated 2020-08-24 17:37:01

Source Microsoft Corporation

View at NVD, CVE.org

Vulnerability category: Gain privilege

Products affected by CVE-2018-0803

Microsoft » Edge » Version: N/A
cpe:2.3:a:microsoft:edge:-:*:*:*:*:*:*:*
Matching versions
When used together with: Microsoft » Windows 10 » Version: N/A
When used together with: Microsoft » Windows 10 » Version: 1511
When used together with: Microsoft » Windows 10 » Version: 1607
When used together with: Microsoft » Windows 10 » Version: 1703
When used together with: Microsoft » Windows 10 » Version: 1709
When used together with: Microsoft » Windows Server 2016 » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2018-0803

EPSS FAQ

1.54%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 80 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2018-0803

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.8	MEDIUM	AV:N/AC:M/Au:N/C:P/I:P/A:N	8.6	4.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: None
4.2	MEDIUM	CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N	1.6	2.5	NIST
Attack Vector: Network Attack Complexity: High Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: Low Integrity: Low Availability: None

CWE ids for CVE-2018-0803

CWE-863 Incorrect Authorization

The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2018-0803

http://www.securitytracker.com/id/1040100

Microsoft Edge Multiple Bugs Let Remote Users Execute Arbitrary Code, Obtain Potentially Sensitive Information, and Bypass Cross-Domain Security Restrictions on the Target System - SecurityTracker
Third Party Advisory;VDB Entry

CVEs referencing this url
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0803

CVE-2018-0803 | Microsoft Edge Elevation of Privilege Vulnerability
Patch;Vendor Advisory
http://www.securityfocus.com/bid/102384

Microsoft Edge CVE-2018-0803 Remote Privilege Escalation Vulnerability
Third Party Advisory;VDB Entry

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Vulnerability Details : CVE-2018-0803

Products affected by CVE-2018-0803

Exploit prediction scoring system (EPSS) score for CVE-2018-0803

CVSS scores for CVE-2018-0803

CWE ids for CVE-2018-0803

References for CVE-2018-0803