Integer overflow in the Install Engine (inseng.dll) for Internet Explorer 5.01, 5.5, and 6 allows remote attackers to execute arbitrary code via a malicious website or HTML email with a long .CAB file name, which triggers the integer overflow when calculating a buffer length and leads to a heap-based buffer overflow
Published Oct 16, 2004
10.0
HIGHCVSS 2.0
EPSS 48.67%
Description
Integer overflow in the Install Engine (inseng.dll) for Internet Explorer 5.01, 5.5, and 6 allows remote attackers to execute arbitrary code via a malicious website or HTML email with a long .CAB file name, which triggers the integer overflow when calculating a buffer length and leads to a heap-based buffer overflow.
Affected products
No data.
- 6
- 5.01
- 5.5
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:L/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 (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 48.67% (0.48671) | 98.84th | v5 (v2026.06.15) |
| Jun 15, 2026 | 48.67% (0.48671) | 98.72th | v5 (v2026.06.15) |
| Sep 10, 2025 | 54.87% (0.54874) | 97.97th | v4 (v2025.03.14) |
| Mar 30, 2025 | 48.49% (0.48486) | 97.51th | v4 (v2025.03.14) |
| Mar 29, 2025 | 70.60% (0.70601) | 98.23th | v4 (v2025.03.14) |
| Mar 17, 2025 | 48.49% (0.48486) | 97.47th | v4 (v2025.03.14) |
| Dec 17, 2024 | 85.30% (0.85299) | 98.76th | v3 (v2023.03.01) |
| Oct 31, 2024 | 83.72% (0.83719) | 98.55th | v3 (v2023.03.01) |
| Apr 23, 2024 | 87.81% (0.87806) | 98.62th | v3 (v2023.03.01) |
| Sep 23, 2023 | 89.33% (0.89332) | 98.35th | v3 (v2023.03.01) |
| Mar 7, 2023 | 90.81% (0.90813) | 98.22th | v3 (v2023.03.01) |
| Mar 6, 2023 | 39.29% (0.39294) | 98.02th | v2 (v2022.01.01) |
| Feb 4, 2022 | 39.29% (0.39294) | 97.33th | v2 (v2022.01.01) |
No CWE recorded.
References (15)
- http://marc.info/?l=bugtraq&m=109760693512754&w=2 mailing-listx_refsource_BUGTRAQ
- http://marc.info/?l=bugtraq&m=110616383332055&w=2 mailing-listx_refsource_BUGTRAQ
- http://marc.info/?l=ntbugtraq&m=110619893620517&w=2 mailing-listx_refsource_NTBUGTRAQ
- http://www.kb.cert.org/vuls/id/637760 third-party-advisoryx_refsource_CERT-VNPatchThird Party AdvisoryUS Government Resource
- http://www.ngssoftware.com/advisories/msinsengfull.txt x_refsource_MISC
- http://www.us-cert.gov/cas/techalerts/TA04-293A.html third-party-advisoryx_refsource_CERTPatchThird Party AdvisoryUS Government Resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2004/ms04-038 vendor-advisoryx_refsource_MS
- https://exchange.xforce.ibmcloud.com/vulnerabilities/17620 vdb-entryx_refsource_XF
- https://exchange.xforce.ibmcloud.com/vulnerabilities/17651 vdb-entryx_refsource_XF
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5316 vdb-entrysignaturex_refsource_OVAL
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5329 vdb-entrysignaturex_refsource_OVAL
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6100 vdb-entrysignaturex_refsource_OVAL
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6600 vdb-entrysignaturex_refsource_OVAL
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7717 vdb-entrysignaturex_refsource_OVAL
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7865 vdb-entrysignaturex_refsource_OVAL
Change history (0)
No recorded changes yet.