CVE-2007-2495
CVE-2007-2495 is a high-severity vulnerability in Office Ocx Excel Viewer Ocx with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: High (CVSS 2.0 base score 7.5)
- EPSS exploit prediction: 4% (89th percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Office Ocx Excel Viewer Ocx
- Published:
- Last modified:
Description
Multiple stack-based buffer overflows in the ExcelOCX ActiveX control in ExcelViewer.ocx 3.1.0.6 allow remote attackers to cause a denial of service (Internet Explorer 7 crash) via a long (1) DoOleCommand, (2) FTPDownloadFile, (3) FTPUploadFile, (4) HttpUploadFile, (5) Save, (6) SaveWebFile, (7) HttpDownloadFile, (8) Open, or (9) OpenWebFile property value. NOTE: some of these details are obtained from third party information.
Frequently asked questions
- What is CVE-2007-2495?
- Multiple stack-based buffer overflows in the ExcelOCX ActiveX control in ExcelViewer.ocx 3.1.0.6 allow remote attackers to cause a denial of service (Internet Explorer 7 crash) via a long (1) DoOleCommand, (2) FTPDownloadFile, (3) FTPUploadFile, (4) HttpUploadFile, (5) Save, (6) SaveWebFile, (7) HttpDownloadFile, (8) Open, or (9) OpenWebFile property value. NOTE: some of these details are obtained from third party information.
- How severe is CVE-2007-2495?
- CVE-2007-2495 has a CVSS 2.0 base score of 7.5, rated high severity.
- Is CVE-2007-2495 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2007-2495?
- CVE-2007-2495 affects Office Ocx Excel Viewer Ocx. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2007-2495?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2007-2495 published?
- CVE-2007-2495 was published on 2007-05-04 and last updated on 2026-06-16.
References
- http://moaxb.blogspot.com/2007/05/moaxb-02-excelviewerocx-v-31-multiple.html
- http://osvdb.org/34333
- http://secunia.com/advisories/25077
- http://www.securityfocus.com/bid/23755
- http://www.vupen.com/english/advisories/2007/1613
- https://exchange.xforce.ibmcloud.com/vulnerabilities/34011
- https://www.exploit-db.com/exploits/3830
Affected products (1)
- cpe:2.3:a:office_ocx:excel_viewer_ocx:*:*:*:*:*:*:*:*