What is CVE-2017-0227?

CVE-2017-0227 is a high-severity vulnerability in Microsoft Edge, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2017-05-12.

How severe is CVE-2017-0227?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in Microsoft Edge

CVE-2017-0227

A remote code execution vulnerability exists in Microsoft Edge in the way affected Microsoft scripting engines render when handling objects in memory, aka "Microsoft Edge Memory Corruption Vulnerability." This CVE ID is unique from CVE-2017-0221 and CVE-2017-0240.

Vulnerability class: Buffer Overflow

EPSS: 0.138 (96.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Microsoft Edge
Microsoft Corporation Edge — versions Windows 10 for 32-bit Systems, Windows 10 for x64-based Systems, Windows 10 Version 1511 for 32-bit Systems, Windows 10 Version 1511 for x64-based Systems, Windows 10 Version 1607 for 32-bit Systems, Windows 10 Version 1607 for x64-based Systems, Windows 10 Version 1703 for 32-bit Systems, and Windows 10 Version 1703 for x64-based Systems.

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

secure@microsoft.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
secure@microsoft.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
secure@microsoft.com (vdb-entry, x_refsource_SECTRACK)

Frequently asked questions

What is CVE-2017-0227?: CVE-2017-0227 is a high-severity vulnerability in Microsoft Edge, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2017-05-12.
How severe is CVE-2017-0227?: High severity. CVSS v3 base score is 7.5 out of 10.