Home/CVE/Microsoft Internet Explorer 5.01 SP4 and 6 SP1; Internet Explorer 6 for Windows XP SP2 and SP3 and Server 2003 SP2; and
CVE

CVE-2009-1919

Microsoft Internet Explorer 5.01 SP4 and 6 SP1; Internet Explorer 6 for Windows XP SP2 and SP3 and Server 2003 SP2; and

Microsoft Internet Explorer 5.01 SP4 and 6 SP1.

Internet Explorer 6 for Windows XP SP2 and SP3 and Server 2003 SP2.

and Internet Explorer 7 and 8 for Windows XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 Gold and SP2 do not properly handle attempts to access deleted objects in memory, which allows remote attackers to execute arbitrary code via an HTML document containing embedded style sheets that modify unspecified rule properties that cause the behavior element to be "improperly processed," aka "Uninitialized Memory Corruption Vulnerability.".

HIGH · CVSS 9.3 EPSS 0.57732
Act now
  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 2% of all CVEs by exploitation likelihood
  • CVSS base score ≥ 7.0
Sigma rules2 YARA rules0
⬡

Weakness Classification

CWE-94Improper Control of Generation of Code ('Code Injection')
▤

Affected Products & Versions

6
microsoft internet explorerall versions
microsoft windows server 2003all versions
microsoft windows xpall versions
microsoft windows server 2008all versions
microsoft windows vistaall versions
microsoft windows 2000all versions
◈

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
▣

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 NVD29 Jul 2009 · 05:30 PM
🔗

References & Sources

7
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.securityfocus.com/archive/1/505524/100/0/threaded
http://www.securitytracker.com/id?1022611
http://www.us-cert.gov/cas/techalerts/TA09-195A.htmlUS Government Resource
http://www.vupen.com/english/advisories/2009/2033
http://www.zerodayinitiative.com/advisories/ZDI-09-048
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-034
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