Home/CVE/The Microsoft (1) Chakra JavaScript, (2) JScript, and (3) VBScript engines, as used in Microsoft Internet Explorer 10 an
CVE

CVE-2016-3202

The Microsoft (1) Chakra JavaScript, (2) JScript, and (3) VBScript engines, as used in Microsoft Internet Explorer 10 an

The Microsoft (1) Chakra JavaScript, (2) JScript, and (3) VBScript engines, as used in Microsoft Internet Explorer 10 and 11 and Microsoft Edge, allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Scripting Engine Memory Corruption Vulnerability.".

HIGH · CVSS 7.5 EPSS 0.14916
Schedule remediation
  • EPSS ≥ 0.10 - elevated exploitation probability
  • EPSS percentile: top 5% of all CVEs by exploitation likelihood
  • CVSS base score ≥ 7.0
Sigma rules8 YARA rules0
⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-20Improper Input Validation
▤

Affected Products & Versions

3
microsoft chakra javascriptall versions
microsoft jscriptall versions
microsoft vbscriptall versions
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
NuGet Microsoft.ChakraCore HIGH fixed in 1.2.0.0
◈

Sigma Hunt Rules

8
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
productlowJScript Compiler Execution
producthighSuspicious Rundll32 Invoking Inline VBScript
producthighVBScript Payload Stored in Registry
productmediumRegistry Modification Attempt Via VBScript - PowerShell
▣

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 NVD16 Jun 2016 · 01:59 AM
CVSS VectorCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

1
msrcCVE-2016-3202Remote 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.securitytracker.com/id/1036096
http://www.securitytracker.com/id/1036099
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-063
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-068
Intelligence Graph · click any node to traverse
CVETechnique ActorTool Family
drag to reposition · click any node to traverse · button top-right enlarges
External lookups - second-class, for what we don’t hold ourselves
NVDCVE.orgCISAVulnersExploit-DBGitHub PoCVulnCheck KEVGreyNoise
Vulnerabilities
CISA KEV catalog
CWE weaknesses
CAPEC attack patterns
Package vulnerabilities
Threat intelligence
Threat actors
Tools & malware
ATT&CK techniques
IOCs
Detection & defense
Sigma rules
YARA rules
Atomic Red Team tests
D3FEND countermeasures
Compliance
NIST 800-53
ISO 27001:2022
SOC 2 TSC
PCI-DSS v4.0
CIS Controls v8.1
About
All capabilities
Live statistics
Data sources
Privacy policy
Terms of service
threatengine.sh  ·  Open-source threat intelligence platform  ·  100+ authoritative sources  ·  Every fact traces to its origin