CVE-2007-2588 — 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

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HIGH

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

Published May 9, 2007

9.3

HIGH

CVSS 2.0

EPSS 7.04%

Description

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

Remediation

No remediation recorded yet.

Metrics

7.04% 0.07040

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.07040

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (12 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	7.04% (0.07040)	93.99th	v5 (v2026.06.15)
Jun 15, 2026	7.04% (0.07040)	93.34th	v5 (v2026.06.15)
Mar 30, 2025	6.53% (0.06527)	90.20th	v4 (v2025.03.14)
Mar 29, 2025	4.86% (0.04855)	82.18th	v4 (v2025.03.14)
Mar 17, 2025	6.21% (0.06205)	90.16th	v4 (v2025.03.14)
Dec 17, 2024	19.72% (0.19719)	96.30th	v3 (v2023.03.01)
Feb 3, 2024	18.06% (0.18059)	95.73th	v3 (v2023.03.01)
Dec 27, 2023	15.21% (0.15206)	95.33th	v3 (v2023.03.01)
Mar 7, 2023	18.84% (0.18841)	95.38th	v3 (v2023.03.01)
Mar 6, 2023	12.82% (0.12822)	95.61th	v2 (v2022.01.01)
Apr 1, 2022	12.82% (0.12822)	95.24th	v2 (v2022.01.01)
Feb 4, 2022	12.82% (0.12822)	90.16th	v2 (v2022.01.01)

Weaknesses (0)

No CWE recorded.

References (7)

http://moaxb.blogspot.com/2007/05/moaxb-04-office-viewer-oaocx-v-32.html
x_refsource_MISC
http://osvdb.org/34335
vdb-entryx_refsource_OSVDB
http://secunia.com/advisories/25143
third-party-advisoryx_refsource_SECUNIAVendor Advisory
http://www.securityfocus.com/bid/23811
vdb-entryx_refsource_BIDExploit
http://www.shinnai.altervista.org/moaxb/20070504/oa.txt
x_refsource_MISC
http://www.vupen.com/english/advisories/2007/1664
vdb-entryx_refsource_VUPEN
https://exchange.xforce.ibmcloud.com/vulnerabilities/34067
vdb-entryx_refsource_XF

Link	Providers	Tags
http://moaxb.blogspot.com/2007/05/moaxb-04-office-viewer-oaocx-v-32.html		x_refsource_MISC
http://osvdb.org/34335		vdb-entryx_refsource_OSVDB
http://secunia.com/advisories/25143		third-party-advisoryx_refsource_SECUNIAVendor Advisory
http://www.securityfocus.com/bid/23811		vdb-entryx_refsource_BIDExploit
http://www.shinnai.altervista.org/moaxb/20070504/oa.txt		x_refsource_MISC
http://www.vupen.com/english/advisories/2007/1664		vdb-entryx_refsource_VUPEN
https://exchange.xforce.ibmcloud.com/vulnerabilities/34067		vdb-entryx_refsource_XF

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published May 9, 2007

Updated Aug 7, 2024

Reserved May 9, 2007

Link CVE-2007-2588

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2007-2588

Red Hat

Severity n/a

Public date n/a

Links CVE-2007-2588