Microsoft Internet Explorer 5.01, 5.5, and 6 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a web page with embedded CLSIDs that reference certain COM objects that are not intended for use within Internet Explorer, as originally demonstrated using the (1) DDS Library Shape Control (Msdds.dll) COM object, and other objects including (2) Blnmgrps.dll, (3) Ciodm.dll, (4) Comsvcs.dll, (5) Danim.dll, (6) Htmlmarq.ocx, (7) Mdt2dd.dll (as demonstrated using a heap corruption attack with uninitialized memory), (8) Mdt2qd.dll, (9) Mpg4ds32.ax, (10) Msadds32.ax, (11) Msb1esen.dll, (12) Msb1fren.dll, (13) Msb1geen.dll, (14) Msdtctm.dll, (15) Mshtml.dll, (16) Msoeacct.dll, (17) Msosvfbr.dll, (18) Mswcrun.dll, (19) Netshell.dll, (20) Ole2disp.dll, (21) Outllib.dll, (22) Psisdecd.dll, (23) Qdvd.dll, (24) Repodbc.dll, (25) Shdocvw.dll, (26) Shell32.dll, (27) Soa.dll, (28) Srchui.dll, (29) Stobject.dll, (30) Vdt70.dll, (31) Vmhelper.dll, and (32) Wbemads.dll, aka a variant of the "COM Object Instantiation Memory Corruption vulnerability."
Conclusion & alert: CVE-2005-2127 is rated High Exploit Risk (76.5/100): CVSS High severity, with high exploitation likelihood (EPSS 42.05%, 97th percentile). Core evidence: 3 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: 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.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 26167 | exploit_db | edb | 2005-08-17 | Exploit-DB ↗ |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
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 | 2026-02-08 | 44.57% | 42.05% | -2.52% |
| 2 | 2025-09-17 | 42.71% | 44.57% | +1.86% |
| 3 | 2025-03-30 | — | 42.71% | — |
Full EPSS history (15 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| ati | catalyst_driver | — | cpe:2.3:a:ati:catalyst_driver:*:*:*:*:*:*:*:* |
| microsoft | .net_framework | 1.1 | cpe:2.3:a:microsoft:.net_framework:1.1:*:*:*:*:*:*:* |
| microsoft | .net_framework | 1.1 | cpe:2.3:a:microsoft:.net_framework:1.1:sp1:*:*:*:*:*:* |
| microsoft | .net_framework | 1.1 | cpe:2.3:a:microsoft:.net_framework:1.1:sp2:*:*:*:*:*:* |
| microsoft | .net_framework | 1.1 | cpe:2.3:a:microsoft:.net_framework:1.1:sp3:*:*:*:*:*:* |
| microsoft | office | — | cpe:2.3:a:microsoft:office:*:*:*:*:*:*:*:* |
| microsoft | office | 2000 | cpe:2.3:a:microsoft:office:2000:*:*:*:*:*:*:* |
| microsoft | office | 2000 | cpe:2.3:a:microsoft:office:2000:*:*:ja:*:*:*:* |
| microsoft | office | 2000 | cpe:2.3:a:microsoft:office:2000:*:*:ko:*:*:*:* |
| microsoft | office | 2000 | cpe:2.3:a:microsoft:office:2000:*:*:zh:*:*:*:* |
| microsoft | office | 2000 | cpe:2.3:a:microsoft:office:2000:sp1:*:*:*:*:*:* |
| microsoft | office | 2000 | cpe:2.3:a:microsoft:office:2000:sp2:*:*:*:*:*:* |
| microsoft | office | 2000 | cpe:2.3:a:microsoft:office:2000:sp3:*:*:*:*:*:* |
| microsoft | office | xp | cpe:2.3:a:microsoft:office:xp:sp1:*:*:*:*:*:* |
| microsoft | office | xp | cpe:2.3:a:microsoft:office:xp:sp2:*:*:*:*:*:* |
| microsoft | office | xp | cpe:2.3:a:microsoft:office:xp:sp3:*:*:*:*:*:* |
| microsoft | project | 98 | cpe:2.3:a:microsoft:project:98:*:*:*:*:*:*:* |
| microsoft | project | 2000 | cpe:2.3:a:microsoft:project:2000:*:*:*:*:*:*:* |
| microsoft | project | 2002 | cpe:2.3:a:microsoft:project:2002:*:*:*:*:*:*:* |
| microsoft | project | 2002 | cpe:2.3:a:microsoft:project:2002:sp1:*:*:*:*:*:* |
| microsoft | project | 2003 | cpe:2.3:a:microsoft:project:2003:*:*:*:*:*:*:* |
| microsoft | project | 2003 | cpe:2.3:a:microsoft:project:2003:sp1:*:*:*:*:*:* |
| microsoft | visio | 2000 | cpe:2.3:a:microsoft:visio:2000:sr1:*:*:enterprise:*:*:* |
| microsoft | visio | 2002 | cpe:2.3:a:microsoft:visio:2002:*:*:*:*:*:*:* |
| microsoft | visio | 2002 | cpe:2.3:a:microsoft:visio:2002:*:*:*:professional:*:*:* |
| microsoft | visio | 2002 | cpe:2.3:a:microsoft:visio:2002:sp1:*:*:*:*:*:* |
| microsoft | visio | 2002 | cpe:2.3:a:microsoft:visio:2002:sp2:*:*:*:*:*:* |
| microsoft | visio | 2002 | cpe:2.3:a:microsoft:visio:2002:sp2:*:*:professional:*:*:* |
| microsoft | visio | 2002 | cpe:2.3:a:microsoft:visio:2002:sp2:*:*:standard:*:*:* |
| microsoft | visio | 2003 | cpe:2.3:a:microsoft:visio:2003:*:*:*:*:*:*:* |
| microsoft | visio | 2003 | cpe:2.3:a:microsoft:visio:2003:*:*:*:professional:*:*:* |
| microsoft | visio | 2003 | cpe:2.3:a:microsoft:visio:2003:*:*:*:standard:*:*:* |
| microsoft | visio | 2003 | cpe:2.3:a:microsoft:visio:2003:sp1:*:*:*:*:*:* |
| microsoft | visual_studio_.net | 2002 | cpe:2.3:a:microsoft:visual_studio_.net:2002:gold:*:*:*:*:*:* |
| microsoft | visual_studio_.net | 2003 | cpe:2.3:a:microsoft:visual_studio_.net:2003:*:*:*:enterprise_architect:*:*:* |
| microsoft | visual_studio_.net | 2003 | cpe:2.3:a:microsoft:visual_studio_.net:2003:gold:*:*:*:*:*:* |
| microsoft | visual_studio_.net | gold | cpe:2.3:a:microsoft:visual_studio_.net:gold:*:*:*:academic:*:*:* |
| microsoft | visual_studio_.net | gold | cpe:2.3:a:microsoft:visual_studio_.net:gold:*:*:*:enterprise_architect:*:*:* |
| microsoft | visual_studio_.net | gold | cpe:2.3:a:microsoft:visual_studio_.net:gold:*:*:*:enterprise_developer:*:*:* |
| microsoft | visual_studio_.net | gold | cpe:2.3:a:microsoft:visual_studio_.net:gold:*:*:*:professional:*:*:* |
| microsoft | visual_studio_.net | gold | cpe:2.3:a:microsoft:visual_studio_.net:gold:*:*:*:trial:*:*:* |