CVE-2014-1766 EXPLOIT
9.3
HIGH · CVSS 2.0 · EPSS 33.3% (pctl 98)
Patch early
A public exploit exists.
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.
Scoring
| CVSS | 9.3 (HIGH, v2.0) |
|---|---|
| Vector | AV:N/AC:M/Au:N/C:C/I:C/A:C |
| EPSS | 33.29% — more likely to be exploited than 98% of all CVEs |
| Weakness | CWE-119 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2014-04-27 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| microsoft | internet explorer |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Microsoft Internet Explorer 9/10 - CFormElement Use-After-Free / Memory Corruption (PoC) (MS14-035) | 2014-07-08 |
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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