CVE-2007-2588: Office Ocx Office Viewer Ocx

High severity, CVSS 9.3. EPSS: 7% chance of exploitation in the next 30 days.

Multiple buffer overflows in the Office Viewer OCX ActiveX control (oa.ocx) 3.2 allow remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via a long argument to the (1) HttpDownloadFile, (2) Open, (3) OpenWebFile, (4) DoOleCommand, (5) FTPDownloadFile, (6) FTPUploadFile, (7) HttpUploadFile, (8) Save, or (9) SaveWebFile function.

Affected products

• Office Ocx Office Viewer Ocx: version 3.2 only

Published 2007-05-10. Last modified 2026-06-16.