CVE-2003-0309: microsoft internet_explorer
Vulnerability summary
CVE-2003-0309 is a high (CVSS 7.5) vulnerability in microsoft internet_explorer. EPSS estimates a 49.97% chance of exploitation in the next 30 days, higher than 98.9% of scored vulnerabilities. 1 public exploit is recorded.
Timeline
- 17-05-2003PublishedVulnerability first disclosed.
- 08-08-2024Last modifiedVulnerability information updated.
Description
Internet Explorer 5.01, 5.5, and 6.0 allows remote attackers to bypass security zone restrictions and execute arbitrary programs via a web document with a large number of duplicate file:// or other requests that point to the program and open multiple file download dialogs, which eventually cause Internet Explorer to execute the program, as demonstrated using a large number of FRAME or IFRAME tags, aka the "File Download Dialog Vulnerability."
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
49.97%
Chance of exploitation in the next 30 days
Percentile
99%
Versus all other CVEs
30-day change
0.00 pp
From 49.97% on 22-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundMicrosoft Internet Explorer 5/6 - 'file://' Request Zone Bypass
Maturity: weaponized
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Microsoft1 product
- internet_explorer6.0.2800
1 vendor · 1 product
References
9 links- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A948VDB EntrySignatureX Refsource OVAL
docs.microsoft.com/en-us/security-updates/securitybulletins/2003/ms03-020Vendor AdvisoryX Refsource MS