Microsoft · Edge and Internet Explorer
CVE-2017-0037
Microsoft Edge and Internet Explorer Type Confusion Vulnerability
What it is
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.
CISA: Microsoft Edge and Internet Explorer have a type confusion vulnerability in mshtml.dll, which allows remote code execution.
What to do
Apply updates per vendor instructions.
Deadline for US federal agencies: April 18, 2022
- Added to the CISA list
- March 28, 2022
- Published
- February 26, 2017
- Severity
- High 8.1 CVSS 3.1
- Chance of attacks in the next 30 days (EPSS)
- 80% in the top 0.4% of all known vulnerabilities
- Weakness
- CWE-704
- More details
- NVD · CVE.org · CISA
All references (9)
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1011
- https://0patch.blogspot.si/2017/03/0patching-another-0-day-internet.html
- http://www.securityfocus.com/bid/96088
- https://www.exploit-db.com/exploits/41454/
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0037
- https://www.exploit-db.com/exploits/43125/
- http://www.securitytracker.com/id/1037905
- https://www.exploit-db.com/exploits/42354/
- http://www.securitytracker.com/id/1037906
More exploited flaws from Microsoft
| Added | Vulnerability | Product | Severity | Attack chance |
|---|---|---|---|---|
| Nov 3, 2021 | Memory Corruption | Edge and Internet Explorer | Medium 4.2 | 2.7% |
| Oct 13, 2026 | Command Injection | Windows | High 8.8 | 9.8% |
| Sep 25, 2026 | Code Injection | SharePoint | High 8.8 | 8.2% |
| Sep 8, 2026 | Link Following | Windows | High 7.8 | 0.4% |
| Sep 8, 2026 | Heap-Based Buffer Overflow | Windows | High 7.8 | 0.4% |
| Aug 26, 2026 | Remote Code Execution | SQL Server | High 8.8 | 57% |
| Aug 18, 2026 | Double Free | Internet Key Exchange (IKE) Service Extensions | Critical 9.8 | 77% |
| Aug 18, 2026 | Weak Authentication | SharePoint | Critical 9.1 | 70% |
Sources: Known Exploited Vulnerabilities (CISA, public domain), CVE records (cve.org) and EPSS (FIRST). The chance of attacks is the EPSS estimate that someone will try to exploit the flaw in the next 30 days.