Microsoft Edge
CVE-2018-0871 — Microsoft Edge Information Disclosure Vulnerability
Executive Summary
An information disclosure vulnerability exists when Edge improperly marks files. An attacker who successfully exploited this vulnerability could exfiltrate file contents from disk. For an attack to be successful, an attacker must persuade a user to open a malicious website. The security update addresses the vulnerability by properly marking files.
Overview
4.3
CVSS MEDIUM
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
CVSS Vector
ATTACK VECTOR
Network
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
None
USER INTERACTION
Required
SCOPE
Unchanged
CONFIDENTIALITY
Low
INTEGRITY
None
AVAILABILITY
None
EXPLOIT CODE MATURITY
Proof-of-Concept
REMEDIATION LEVEL
Official Fix
Temporal Score: 3.9
EPSS Score
No EPSS score available for this CVE.
View on FIRST.orgAffected Products
6 affected products
| Product | KB Article | Severity | Impact | Restart Required |
|---|---|---|---|---|
| Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1703 for 32-bit Systems | 4284874 (Security Update) |
Important | Information Disclosure | Yes |
| Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1703 for x64-based Systems | 4284874 (Security Update) |
Important | Information Disclosure | Yes |
| Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for 32-bit Systems | 4284819 (Security Update) |
Important | Information Disclosure | Yes |
| Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for x64-based Systems | 4284819 (Security Update) |
Important | Information Disclosure | Yes |
| Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for 32-bit Systems | 4284835 (Security Update) |
Important | Information Disclosure | Yes |
| Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for x64-based Systems | 4284835 (Security Update) |
Important | Information Disclosure | Yes |
Patches
3 patches
| Article | Type | Restart |
|---|---|---|
4284874 |
Security Update | Yes |
4284819 |
Security Update | Yes |
4284835 |
Security Update | Yes |
Known Exploits
No known exploits have been linked for this CVE yet. When available, exploit references will be sourced from public repositories and may be unverified, incomplete, or non-functional. Always review code carefully before use in any environment.
Acknowledgments
References
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