CVE-2009-1917

Severity: critical (CVSS 9.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 27.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2009-07-29 · updated 2026-06-16
Weakness: CWE-399

Description

Microsoft Internet Explorer 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 a crafted HTML document that triggers memory corruption, aka "Memory Corruption Vulnerability."

Affected products

Microsoft Internet Explorer 11: 6, 7, 5.01-sp4, 6-sp1, 8

References

http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=953693
http://www.securityfocus.com/bid/35831
http://www.securitytracker.com/id?1022611
http://www.us-cert.gov/cas/techalerts/TA09-195A.html
http://www.vupen.com/english/advisories/2009/2033
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-034
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6072
http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=953693
http://www.securityfocus.com/bid/35831
http://www.securitytracker.com/id?1022611
http://www.us-cert.gov/cas/techalerts/TA09-195A.html
http://www.vupen.com/english/advisories/2009/2033

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