CVE-2005-4717

Exp

Microsoft Internet Explorer 6.0 on Windows NT 4.0 SP6a, Windows 2000 SP4, Windows XP SP1, Windows XP SP2, and Windows Server 2003 SP1 allows remote attackers to cause a denial of service (client crash) via a certain combination of a malformed HTML file and a CSS file that triggers a null dereference, probably related to rendering of a DIV element that contains a malformed IMG tag, as demonstrated by IEcrash.htm and IEcrash.rar.

Published: 2005-12-31 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2005-4717 is rated High Exploit Risk (71.1/100): CVSS Medium severity, with high exploitation likelihood (EPSS 17.55%, 95th percentile). 3 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +2.82% over the last day, indicating growing attacker interest. Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2005-4717

EDB-ID Source Kind Published Link
26457 exploit_db edb 2005-11-01 Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2005-4717

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-03-16 14.73% 17.55% +2.82%
2 2025-12-28 9.12% 14.73% +5.61%
3 2025-12-27 — 9.12% —

Full EPSS history (27 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2005-4717

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2005-4717

Affected software / configurations for CVE-2005-4717

Vendor Product Version Raw CPE
microsoft ie 6.0 cpe:2.3:a:microsoft:ie:6.0:sp1:*:*:*:*:*:*
microsoft ie 6.0 cpe:2.3:a:microsoft:ie:6.0:sp2:*:*:*:*:*:*
microsoft internet_explorer 6.0 cpe:2.3:a:microsoft:internet_explorer:6.0:*:*:*:*:*:*:*
microsoft windows_2000 — cpe:2.3:o:microsoft:windows_2000:*:sp4:*:fr:*:*:*:*
microsoft windows_2003_server sp1 cpe:2.3:o:microsoft:windows_2003_server:sp1:*:*:*:*:*:*:*
microsoft windows_nt 4.0 cpe:2.3:o:microsoft:windows_nt:4.0:sp6a:*:*:*:*:*:*
microsoft windows_xp — cpe:2.3:o:microsoft:windows_xp:*:sp1:tablet_pc:*:*:*:*:*
microsoft windows_xp — cpe:2.3:o:microsoft:windows_xp:*:sp2:tablet_pc:*:*:*:*:*

References for CVE-2005-4717

cvelogic Threat Intelligence