CVE-2015-6136

Home/CVE/The Microsoft (1) VBScript 5.7 and 5.8 and (2) JScript 5.7 and 5.8 engines, as used in Internet Explorer 8 through 11 an

CVE

The Microsoft (1) VBScript 5.7 and 5.8 and (2) JScript 5.7 and 5.8 engines, as used in Internet Explorer 8 through 11 an

The Microsoft (1) VBScript 5.7 and 5.8 and (2) JScript 5.7 and 5.8 engines, as used in Internet Explorer 8 through 11 and other products, allow remote attackers to execute arbitrary code via a crafted web site, aka "Scripting Engine Memory Corruption Vulnerability.".

HIGH · CVSS 9.3 EPSS 0.44585

Schedule remediation

EPSS ≥ 0.10 - elevated exploitation probability
EPSS percentile: top 2% of all CVEs by exploitation likelihood
CVSS base score ≥ 7.0

Sigma rules8 YARA rules0

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Weakness Classification

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

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Affected Products & Versions

microsoft jscriptall versions

microsoft vbscriptall versions

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Sigma Hunt Rules

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

Show all 8 top matches

productmediumRegistry Modification Attempt Via VBScript

productmediumNew BgInfo.EXE Custom VBScript Registry Configuration

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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 NVD09 Dec 2015 · 11:59 AM

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References & Sources

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/1034315

http://www.securitytracker.com/id/1034317

http://www.zerodayinitiative.com/advisories/ZDI-15-591

http://www.zerodayinitiative.com/advisories/ZDI-15-592

http://www.zerodayinitiative.com/advisories/ZDI-15-593

http://www.zerodayinitiative.com/advisories/ZDI-15-594

Show all 10 references

http://www.zerodayinitiative.com/advisories/ZDI-15-595

http://www.zerodayinitiative.com/advisories/ZDI-15-597

https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-124

https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-126

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