CVE-2009-3943 json
Microsoft Internet Explorer 6 through 6.0.2900.2180 and 7 through 7.0.6000.16711 allows remote attackers to cause a denial of service (appl…
published 2009-11-16 16 y ago modified 2026-06-16 4 mo ago also EUVD-2009-3914
- cvss
- 5.0
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 13.0%
- EPSS 13.0% chance of exploitation in 30 days, percentile 96%
- public exploits
- 0
- none known
Summary
Microsoft Internet Explorer 6 through 6.0.2900.2180 and 7 through 7.0.6000.16711 allows remote attackers to cause a denial of service (application hang) via a JavaScript loop that configures the home page by using the setHomePage method and a DHTML behavior property.
Exploit prediction
13.00% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- websecurity.com.ua http://websecurity.com.ua/3658/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
References
-
websecurity.com.ua
/3658/
exploit, third-party-advisory
-
securityfocus.com
/archive/1/507760/100/0/threaded
mailing-list, broken-link, third-party-advisory, vdb-entry
-
securityfocus.com
/archive/1/507731/100/0/threaded
mailing-list, broken-link, third-party-advisory, vdb-entry
Sources
- CVE List CVE-2009-3943
- NVD CVE-2009-3943
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.