Home/CVE/Use-after-free vulnerability in the CWindow object implementation in Microsoft Internet Explorer 11 allows remote attack
CVE

CVE-2015-6042

Use-after-free vulnerability in the CWindow object implementation in Microsoft Internet Explorer 11 allows remote attack

Use-after-free vulnerability in the CWindow object implementation in Microsoft Internet Explorer 11 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Internet Explorer Memory Corruption Vulnerability.".

HIGH · CVSS 9.3 EPSS 0.4293
Schedule remediation
  • EPSS ≥ 0.10 - elevated exploitation probability
  • EPSS percentile: top 2% of all CVEs by exploitation likelihood
  • CVSS base score ≥ 7.0
Sigma rules2 YARA rules0
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Weakness Classification

CWE-416Use After Free
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Affected Products & Versions

1
microsoft internet explorerall versions
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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
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Scoring & Timeline

9.3
HIGH · CVSS v2 (legacy) · secure@microsoft.com
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:M/Au:N/C:C/I:C/A:C
Published to NVD14 Oct 2015 · 01:59 AM
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References & Sources

3
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/1033800Third Party AdvisoryVDB Entry
http://www.zerodayinitiative.com/advisories/ZDI-15-520Third Party AdvisoryVDB Entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-106PatchVendor Advisory
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