CVE DATABASE / CVE-2017-0037
CVE-2017-0037
Microsoft Edge and Internet Explorer Type Confusion Vulnerability
Confirmed exploited in the wild. Added 2022-03-28.
Federal remediation due 2022-04-18.
Required action: Apply updates per vendor instructions.
Summary
Microsoft Internet Explorer 10 and 11 and Microsoft Edge have a type confusion issue in the Layout::MultiColumnBoxBuilder::HandleColumnBreakOnColumnSpanningElement function in mshtml.dll, which allows remote attackers to execute arbitrary code via vectors involving a crafted Cascading Style Sheets (CSS) token sequence and crafted JavaScript code that operates on a TH element.
CVSS 3.1 breakdown
| Base score | 8.1 (HIGH) |
| Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
| Attack vector | NETWORK |
| Attack complexity | HIGH |
| Privileges required | NONE |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity | HIGH |
| Availability | HIGH |
Weakness type (CWE)
Affected products
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References
- http://www.securityfocus.com/bid/96088
- http://www.securitytracker.com/id/1037905
- http://www.securitytracker.com/id/1037906
- https://0patch.blogspot.si/2017/03/0patching-another-0-day-internet.html
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1011
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0037
- https://www.exploit-db.com/exploits/41454/
- https://www.exploit-db.com/exploits/42354/
- https://www.exploit-db.com/exploits/43125/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-0037
Data: NIST NVD + CISA KEV. NVD last modified 2026-04-22. Always verify against the vendor advisory before acting.