CVE-2003-1328 EXPLOIT
7.5
HIGH · CVSS 2.0 · EPSS 38.9% (pctl 99)
Patch early
A public exploit exists.
Description
The showHelp() function in Microsoft Internet Explorer 5.01, 5.5, and 6.0 supports certain types of pluggable protocols that allow remote attackers to bypass the cross-domain security model and execute arbitrary code, aka "Improper Cross Domain Security Validation with ShowHelp functionality."
Scoring
| CVSS | 7.5 (HIGH, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:P/I:P/A:P |
| EPSS | 38.94% — more likely to be exploited than 99% of all CVEs |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2003-02-19 |
| Last modified | 2026-06-16 |
Affected (2)
| Vendor | Product |
|---|---|
| microsoft | ie |
| microsoft | internet explorer |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Microsoft Internet Explorer 5 - ShowHelp Arbitrary Command Execution | 2003-02-05 |
References
- http://archives.neohapsis.com/archives/bugtraq/2003-02/0083.html
- http://www.ciac.org/ciac/bulletins/n-038.shtml
- http://www.iss.net/security_center/static/11259.php
- http://www.kb.cert.org/vuls/id/400577
- http://www.securityfocus.com/bid/6780
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2003/ms03-004
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A57
- http://archives.neohapsis.com/archives/bugtraq/2003-02/0083.html
- http://www.ciac.org/ciac/bulletins/n-038.shtml
- http://www.iss.net/security_center/static/11259.php
- http://www.kb.cert.org/vuls/id/400577
- http://www.securityfocus.com/bid/6780
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2003/ms03-004
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A57
→ the Explorer · watch your stack · NVD