What’s Vulnerable › Vulnerabilities

CVE-2014-1766

• Severity: critical (CVSS 9.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 33.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2014-04-27 · updated 2026-06-17
• Weakness: CWE-119

Description

Microsoft Internet Explorer 9 through 11 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, as demonstrated by Sebastian Apelt and Andreas Schmidt during a Pwn2Own competition at CanSecWest 2014. NOTE: the original disclosure referred to triggering a kernel bug with the Internet Explorer exploit payload, but this ID is not for a kernel vulnerability.

Affected products

• Microsoft Internet Explorer 11: 9, 10, 11

References

• http://twitter.com/thezdi/statuses/444216845734666240
• http://www.pwn2own.com/2014/03/pwn2own-results-thursday-day-two/
• http://www.securityfocus.com/bid/67518
• http://www.securitytracker.com/id/1030370
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-035
• http://twitter.com/thezdi/statuses/444216845734666240
• http://www.pwn2own.com/2014/03/pwn2own-results-thursday-day-two/
• http://www.securityfocus.com/bid/67518
• http://www.securitytracker.com/id/1030370
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-035

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