Home/CVE/The Microsoft (1) VBScript 5.6 through 5.8 and (2) JScript 5.6 through 5.8 engines, as used in Internet Explorer 8 throu
CVE

CVE-2015-1686

The Microsoft (1) VBScript 5.6 through 5.8 and (2) JScript 5.6 through 5.8 engines, as used in Internet Explorer 8 throu

The Microsoft (1) VBScript 5.6 through 5.8 and (2) JScript 5.6 through 5.8 engines, as used in Internet Explorer 8 through 11 and other products, allow remote attackers to bypass the ASLR protection mechanism via a crafted web site, aka "VBScript and JScript ASLR Bypass.".

MEDIUM · CVSS 4.3 EPSS 0.1309
Schedule remediation
  • EPSS ≥ 0.10 - elevated exploitation probability
  • EPSS percentile: top 6% of all CVEs by exploitation likelihood
Sigma rules7 YARA rules0
⬡

Weakness Classification

CWE-200Exposure of Sensitive Information to an Unauthorized Actor
▤

Affected Products & Versions

2
microsoft internet explorerall versions
microsoft vbscriptall versions
◈

Sigma Hunt Rules

7
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.
producthighSuspicious Rundll32 Invoking Inline VBScript
producthighVBScript Payload Stored in Registry
productmediumRegistry Modification Attempt Via VBScript - PowerShell
productmediumRegistry Modification Attempt Via VBScript
productmediumNew BgInfo.EXE Custom VBScript Registry Configuration
productmediumInternet Explorer DisableFirstRunCustomize Enabled
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Scoring & Timeline

4.3
MEDIUM · 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:P/I:N/A:N
Published to NVD13 May 2015 · 10:59 AM
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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/74530
http://www.securitytracker.com/id/1032282
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-043
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-053
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