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CVE-2005-2127

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."

Published: Aug 19, 2005 Modified: Jun 16, 2026
CWE-119

CVSS Metrics

Affected Products (41)

Vendor Product Version
ati catalyst_driver *
microsoft .net_framework 1.1
microsoft .net_framework 1.1
microsoft .net_framework 1.1
microsoft .net_framework 1.1
microsoft office *
microsoft office 2000
microsoft office 2000
microsoft office 2000
microsoft office 2000
microsoft office 2000
microsoft office 2000
microsoft office 2000
microsoft office xp
microsoft office xp
microsoft office xp
microsoft project 98
microsoft project 2000
microsoft project 2002
microsoft project 2002

…and 21 more

GitHub Security Advisory GHSA-hfcp-c62f-pjm6

Microsoft Internet Explorer 5.01, 5.5, and 6 allows remote attackers to cause a denial of service...

References (56)

Risk Scores

CVSS Score 7.5 / 10
EPSS Score 63.67%

Top 1% most likely to be exploited

Threat Score 49.1 / 100

Data Sources

NVD EPSS GitHub