CVE-2005-4734
MediumPublic exploitStack-based buffer overflow in IISWebAgentIF.dll in RSA Authentication Agent for Web (aka SecurID Web Agent) 5.2 and 5.3 for IIS allows remote attackers to execute arbitrary code via a long url parameter in the Redirect method.
Published Dec 31, 2005 · Updated Apr 15, 2026
Key Facts
Patch immediately- CVE-2005-4734 is a medium-severity vulnerability (CVSS 6.4 v2) affecting Authentication Agent For Web (Rsa).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 55% probability of exploitation in the next 30 days.
- No fixed version is listed yet; check the vendor advisory for mitigations.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v2
6.4
AV:N/AC:L/Au:N/C:N/I:P/A:P
EPSS (30-day exploit likelihood)
55%
Higher than 99.0% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2005-4734 brief as a PDF
Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.
Description
Stack-based buffer overflow in IISWebAgentIF.dll in RSA Authentication Agent for Web (aka SecurID Web Agent) 5.2 and 5.3 for IIS allows remote attackers to execute arbitrary code via a long url parameter in the Redirect method.
Affected Products
2 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Authentication Agent For WebRsa | 5.2, 5.3 | n/a |
Timeline
Publicly disclosed
Dec 31, 2005
Last updated
Apr 15, 2026
References
- exploit17281
- exploitMSF rsa_webagent_redirect.rb
- exploitExploitDB-16358
- exploithttp://www.metasploit.com/projects/Framework/exploits.html#rsa_iiswebagent_redirect
- exploit20151
FAQ
Common Questions.
Stack-based buffer overflow in IISWebAgentIF.dll in RSA Authentication Agent for Web (aka SecurID Web Agent) 5.2 and 5.3 for IIS allows remote attackers to execute arbitrary code via a long url parameter in the Redirect method.
Affected: Authentication Agent For Web (Rsa) versions 5.2, 5.3. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
Is CVE-2005-4734 Running On Your Attack Surface?
Brandefense maps vulnerabilities like this one to your internet-facing assets and tells you exactly where to patch.
Request A Demo