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CVE

CVE-2017-8636

Microsoft browsers in Microsoft Windows 7 SP1, Windows Server 2008 R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Serve

Microsoft browsers in Microsoft Windows 7 SP1, Windows Server 2008 R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allow an attacker to execute arbitrary code in the context of the current user due to the way that Microsoft browser JavaScript engines render content when handling objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-8634, CVE-2017-8635, CVE-2017-8638, CVE-2017-8639, CVE-2017-8640, CVE-2017-8641, CVE-2017-8645, CVE-2017-8646, CVE-2017-8647, CVE-2017-8655, CVE-2017-8656, CVE-2017-8657, CVE-2017-8670, CVE-2017-8671, CVE-2017-8672, and CVE-2017-8674.

HIGH · CVSS 7.5 EPSS 0.81659
Act now
  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 1% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules2 YARA rules0
⬡

Weakness Classification

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

Affected Products & Versions

2
microsoft internet explorerall versions
microsoft edgeall versions
⚠

Public Exploits & PoCs

8
dosMicrosoft Edge Chakra - 'EmitNew' Integer Overflowverified
dosMicrosoft Edge Chakra - Buffer Overflow2017-08-17
dosMicrosoft Edge Chakra - Heap Buffer Overflow2017-08-17
dosMicrosoft Edge Chakra - NULL Pointer Dereference2017-08-17
pocwww.exploit-db.com · 42466www.exploit-db.com
pocwww.exploit-db.com · 42467www.exploit-db.com
pocwww.exploit-db.com · 42468www.exploit-db.com
pocwww.exploit-db.com · 42478www.exploit-db.com
◈

Sigma Hunt Rules

2
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productmediumInternet Explorer DisableFirstRunCustomize Enabled
productmediumInternet Explorer Autorun Keys Modification
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.0 · secure@microsoft.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD08 Aug 2017 · 09:29 PM
CVSS VectorCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

1
msrcCVE-2017-8636Remote Code Execution
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.securityfocus.com/bid/100056Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1039094Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1039095Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8636PatchVendor Advisory
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