Buffer overflow in Microsoft Edge
CVE-2017-8609
Microsoft Internet Explorer in Microsoft Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016 allow an attacker to execute arbitrary code in the context of the current user when the JavaScript engine fails to render when handling objects in memory in Microsoft Internet Explorer, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-8596, CVE-2017-8610, CVE-2017-8618, CVE-2017-8619, CVE-2017-8595, CVE-2017-8601, CVE-2017-8603, CVE-2017-8604, CVE-2017-8605, CVE-2017-8606, CVE-2017-8607, CVE-2017-8608, and CVE-2017-8609.
Vulnerability class: Buffer Overflow
EPSS: 0.089 (94.7th 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 Windows_10 — versions 1511, 1607, 1703
- Microsoft Windows_server_2016
- Microsoft Corporation Windows 10 Gold, 1511, 1607, And 1703, Server 2016 — versions Internet Explorer
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secure@microsoft.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
- secure@microsoft.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
- secure@microsoft.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
Frequently asked questions
- What is CVE-2017-8609?
- CVE-2017-8609 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 2017-07-11.
- How severe is CVE-2017-8609?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2017-8609 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.