What is CVE-2018-8301?

CVE-2018-8301 is a security advisory published by Microsoft with Critical severity. EchelonGraph links Microsoft's advisory rather than copying its page; it is at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2018-8301.

Which CVE IDs does CVE-2018-8301 cover?

CVE-2018-8301 covers the following CVE IDs: CVE-2018-8301. Each CVE has its own detail page on EchelonGraph Pulse with its EchelonGraph score.

What is the CVSS v3 score of CVE-2018-8301?

CVE-2018-8301 has a CVSS v3 base score of 4.2, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2018-8301?

CVE-2018-8301 affects 4 products, including: Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for 32-bit Systems; Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for x64-based Systems; Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for 32-bit Systems; Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for x64-based Systems.

How do I remediate CVE-2018-8301?

Microsoft lists 4 KB articles for CVE-2018-8301: KB4338819, KB4345421, KB4338825, KB4345420. Each is listed on this page with its update type and, where Microsoft gives one, its fixed build; Microsoft's advisory is at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2018-8301.

CVE-2018-8301CriticalMicrosoft CVSS 4.2CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N/E:P/RL:O/RC:C

Microsoft security update for CVE-2018-8301 — Microsoft Edge (EdgeHTML-based) on Windows 10

Vendor

Microsoft Security Response Center (MSRC)

Published

July 10, 2018

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2018-8301 →

📋 Microsoft's advisory

EchelonGraph does not copy Microsoft's advisory page: its FAQ and remediation text are not shown here. Read the advisory on https://msrc.microsoft.com/update-guide/vulnerability/CVE-2018-8301. This page also shows what EchelonGraph holds for CVE-2018-8301, with the description from its CVE record, which the CVE Numbering Authority that assigned the CVE wrote: for a CVE Microsoft assigned, often in the words of Microsoft's own advisory.

🎯 Affected products4

Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for 32-bit Systems
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for x64-based Systems
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for 32-bit Systems
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for x64-based Systems

✅ Updates Microsoft lists: 4 KB articles

4 rows: one per KB article or update, update type and fixed build. Their details are on Microsoft's advisory.

KB article	Update	Fixed build
KB4338819	Security Update	—
KB4345421	Alternate Cumulative	—
KB4338825	Security Update	—
KB4345420	Alternate Cumulative	—

🧭 EchelonGraph on CVE-2018-8301

EchelonGraph score: 7.5 HIGH
CISA KEV: Not listed
Fix status: A fix is available — apply it.

Description from the CVE record (CVE.org), as published by its numbering authority

A remote code execution vulnerability exists when Microsoft Edge improperly accesses objects in memory, aka "Microsoft Edge Memory Corruption Vulnerability." This affects Microsoft Edge. This CVE ID is unique from CVE-2018-8125, CVE-2018-8262, CVE-2018-8274, CVE-2018-8275, CVE-2018-8279.

Published by Microsoft Corporation, the CVE Numbering Authority that assigned CVE-2018-8301, in its CVE record at CVE.org; reused under the CVE Program's Terms of Use (its licence and MITRE's copyright notice are in our Terms of Service).

🔗 CVE IDs covered (1)

📋 Microsoft's advisory

🎯 Affected products4

✅ Updates Microsoft lists: 4 KB articles

🧭 EchelonGraph on CVE-2018-8301

🔗 References (5)