CVE-2008-2257

Severity: critical (CVSS 9.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 35.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2008-08-13 · updated 2026-06-16
Weakness: CWE-399

Description

Microsoft Internet Explorer 5.01, 6, and 7 accesses uninitialized memory in certain conditions, which allows remote attackers to cause a denial of service (crash) and execute arbitrary code via vectors related to a document object "appended in a specific order," aka "HTML Objects Memory Corruption Vulnerability" or "XHTML Rendering Memory Corruption Vulnerability," a different vulnerability than CVE-2008-2258.

Affected products

Microsoft Internet Explorer 11: 5.01, 6, 6-sp1, 6-sp2, 7

References

http://marc.info/?l=bugtraq&m=121915960406986&w=2
http://secunia.com/advisories/31375
http://www.securityfocus.com/archive/1/495430/100/0/threaded
http://www.securityfocus.com/bid/30613
http://www.securitytracker.com/id?1020674
http://www.us-cert.gov/cas/techalerts/TA08-225A.html
http://www.vupen.com/english/advisories/2008/2349
http://www.zerodayinitiative.com/advisories/ZDI-08-050/
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2008/ms08-045
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5266
http://marc.info/?l=bugtraq&m=121915960406986&w=2
http://secunia.com/advisories/31375

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