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

CVE-2015-2482

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 or cause a denial of service (memory corruption) via a crafted replace operation with a JavaScript regular expression, aka "Scripting Engine Memory Corruption Vulnerability.".

HIGH · CVSS 9.3 EPSS 0.64097
Act now
  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 2% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules8 YARA rules0
⬡

Weakness Classification

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

Affected Products & Versions

2
microsoft jscriptall versions
microsoft vbscriptall versions
⚠

Public Exploits & PoCs

2
dosMicrosoft Internet Explorer 8 - jscript 'Reg­Exp­Base::FBad­Header' Use-After-Free (MS15-018)verified
pocwww.exploit-db.com · 40798www.exploit-db.com
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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

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
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://seclists.org/fulldisclosure/2015/Oct/54Third Party Advisory
http://www.securitytracker.com/id/1033800Third Party AdvisoryVDB Entry
http://www.zerodayinitiative.com/advisories/ZDI-15-515Third Party AdvisoryVDB Entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-106
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-108
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