Heap-based buffer overflow in Microsoft Office Excel 2002 SP3, Office 2004 and 2008 for Mac, and Open XML File Format Converter for Mac allows remote attackers to execute arbitrary code via a spreadsheet containing a malformed Binary File Format (aka BIFF) record that triggers memory corruption, aka "Excel Document Parsing Heap Overflow Vulnerability."
Published Nov 11, 2009
9.3
HIGHCVSS 2.0
EPSS 28.93%
Description
Heap-based buffer overflow in Microsoft Office Excel 2002 SP3, Office 2004 and 2008 for Mac, and Open XML File Format Converter for Mac allows remote attackers to execute arbitrary code via a spreadsheet containing a malformed Binary File Format (aka BIFF) record that triggers memory corruption, aka "Excel Document Parsing Heap Overflow Vulnerability."
Affected products
No data.
- 2007
- 2007
- 2002
- 2003
- 2007
- 2007
- n/a
- n/a
- 2003
- 2004
- 2008
- n/a
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
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 (32 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 28.93% (0.28934) | 98.11th | v5 (v2026.06.15) |
| Jun 15, 2026 | 28.93% (0.28934) | 97.90th | v5 (v2026.06.15) |
| May 30, 2026 | 58.39% (0.58388) | 98.23th | v4 (v2025.03.14) |
| Apr 2, 2026 | 61.81% (0.61810) | 98.33th | v4 (v2025.03.14) |
| Mar 30, 2025 | 63.95% (0.63952) | 98.28th | v4 (v2025.03.14) |
| Mar 29, 2025 | 73.22% (0.73222) | 98.41th | v4 (v2025.03.14) |
| Mar 17, 2025 | 63.95% (0.63952) | 98.27th | v4 (v2025.03.14) |
| Mar 10, 2025 | 45.43% (0.45426) | 97.58th | v3 (v2023.03.01) |
| Feb 4, 2025 | 42.93% (0.42929) | 97.45th | v3 (v2023.03.01) |
| Dec 31, 2024 | 51.72% (0.51716) | 97.68th | v3 (v2023.03.01) |
| Dec 17, 2024 | 61.79% (0.61791) | 97.96th | v3 (v2023.03.01) |
| Nov 24, 2024 | 74.10% (0.74096) | 98.22th | v3 (v2023.03.01) |
| Oct 18, 2024 | 78.89% (0.78892) | 98.33th | v3 (v2023.03.01) |
| Jun 21, 2024 | 74.97% (0.74969) | 98.17th | v3 (v2023.03.01) |
| May 11, 2024 | 73.86% (0.73863) | 98.10th | v3 (v2023.03.01) |
| Mar 30, 2024 | 80.71% (0.80711) | 98.24th | v3 (v2023.03.01) |
| Dec 30, 2023 | 88.36% (0.88361) | 98.42th | v3 (v2023.03.01) |
| Sep 30, 2023 | 89.65% (0.89650) | 98.39th | v3 (v2023.03.01) |
| Aug 17, 2023 | 89.13% (0.89135) | 98.29th | v3 (v2023.03.01) |
| Jul 5, 2023 | 92.13% (0.92132) | 98.51th | v3 (v2023.03.01) |
| May 23, 2023 | 93.75% (0.93749) | 98.67th | v3 (v2023.03.01) |
| Apr 9, 2023 | 94.42% (0.94421) | 98.72th | v3 (v2023.03.01) |
| Mar 7, 2023 | 94.37% (0.94374) | 98.67th | v3 (v2023.03.01) |
| Mar 6, 2023 | 37.31% (0.37314) | 97.91th | v2 (v2022.01.01) |
| Feb 11, 2023 | 37.31% (0.37314) | 97.88th | v2 (v2022.01.01) |
| Dec 10, 2022 | 42.45% (0.42445) | 98.23th | v2 (v2022.01.01) |
| Oct 6, 2022 | 45.14% (0.45143) | 98.29th | v2 (v2022.01.01) |
| Aug 2, 2022 | 49.70% (0.49704) | 98.56th | v2 (v2022.01.01) |
| Jul 18, 2022 | 56.37% (0.56371) | 98.75th | v2 (v2022.01.01) |
| Jul 17, 2022 | 6.31% (0.06309) | 90.50th | v2 (v2022.01.01) |
| Mar 20, 2022 | 56.37% (0.56371) | 98.52th | v2 (v2022.01.01) |
| Feb 4, 2022 | 58.31% (0.58315) | 98.56th | v2 (v2022.01.01) |
References (4)
- http://www.securitytracker.com/id?1023157 vdb-entryx_refsource_SECTRACK
- http://www.us-cert.gov/cas/techalerts/TA09-314A.html third-party-advisoryx_refsource_CERTUS Government Resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-067 vendor-advisoryx_refsource_MS
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6137 vdb-entrysignaturex_refsource_OVAL
| Link | Providers | Tags |
|---|---|---|
| http://www.securitytracker.com/id?1023157 | vdb-entryx_refsource_SECTRACK | |
| http://www.us-cert.gov/cas/techalerts/TA09-314A.html | third-party-advisoryx_refsource_CERTUS Government Resource | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-067 | vendor-advisoryx_refsource_MS | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6137 | vdb-entrysignaturex_refsource_OVAL |
Change history (0)
No recorded changes yet.