The Server Message Block (SMB) implementation for Windows NT 4.0, 2000, XP, and Server 2003 does not properly validate certain SMB packets, which allows remote attackers to execute arbitrary code via Transaction responses containing (1) Trans or (2) Trans2 commands, aka the "Server Message Block Vulnerability," and as demonstrated using Trans2 FIND_FIRST2 responses with large file name length fields
Published Feb 8, 2005
7.5
HIGHCVSS 2.0
EPSS 70.28%
Description
The Server Message Block (SMB) implementation for Windows NT 4.0, 2000, XP, and Server 2003 does not properly validate certain SMB packets, which allows remote attackers to execute arbitrary code via Transaction responses containing (1) Trans or (2) Trans2 commands, aka the "Server Message Block Vulnerability," and as demonstrated using Trans2 FIND_FIRST2 responses with large file name length fields.
Affected products
No data.
- n/a
- n/a
- n/a
- n/a
- n/a
- enterprise
- enterprise_64-bit
- r2
- r2
- standard
- web
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- 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:L/Au:N/C:P/I:P/A:P
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 1, 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 (16 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 70.28% (0.70284) | 99.37th | v5 (v2026.06.15) |
| Jul 20, 2026 | 70.28% (0.70284) | 99.31th | v5 (v2026.06.15) |
| Jun 20, 2026 | 73.09% (0.73094) | 99.38th | v5 (v2026.06.15) |
| Jun 15, 2026 | 70.28% (0.70284) | 99.30th | v5 (v2026.06.15) |
| Jan 3, 2026 | 83.85% (0.83852) | 99.27th | v4 (v2025.03.14) |
| Oct 23, 2025 | 81.36% (0.81356) | 99.12th | v4 (v2025.03.14) |
| Oct 1, 2025 | 83.78% (0.83777) | 99.27th | v4 (v2025.03.14) |
| Mar 30, 2025 | 80.83% (0.80833) | 99.10th | v4 (v2025.03.14) |
| Mar 29, 2025 | 83.76% (0.83756) | 99.11th | v4 (v2025.03.14) |
| Mar 17, 2025 | 80.83% (0.80833) | 99.11th | v4 (v2025.03.14) |
| Dec 17, 2024 | 93.72% (0.93717) | 99.33th | v3 (v2023.03.01) |
| Jan 16, 2024 | 96.04% (0.96038) | 99.36th | v3 (v2023.03.01) |
| May 31, 2023 | 96.55% (0.96551) | 99.37th | v3 (v2023.03.01) |
| Mar 7, 2023 | 96.66% (0.96655) | 99.34th | v3 (v2023.03.01) |
| Mar 6, 2023 | 63.98% (0.63976) | 99.01th | v2 (v2022.01.01) |
| Feb 4, 2022 | 63.98% (0.63976) | 98.77th | v2 (v2022.01.01) |
No CWE recorded.
References (12)
- http://marc.info/?l=bugtraq&m=110792638401852&w=2 mailing-listx_refsource_BUGTRAQ
- http://marc.info/?l=bugtraq&m=111040962600205&w=2 mailing-listx_refsource_BUGTRAQ
- http://marc.info/?l=ntbugtraq&m=110795643831169&w=2 mailing-listx_refsource_NTBUGTRAQ
- http://www.kb.cert.org/vuls/id/652537 third-party-advisoryx_refsource_CERT-VNPatchThird Party AdvisoryUS Government Resource
- http://www.securityfocus.com/bid/12484 vdb-entryx_refsource_BID
- http://www.us-cert.gov/cas/techalerts/TA05-039A.html third-party-advisoryx_refsource_CERTPatchThird Party AdvisoryUS Government Resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2005/ms05-011 vendor-advisoryx_refsource_MS
- https://exchange.xforce.ibmcloud.com/vulnerabilities/19089 vdb-entryx_refsource_XF
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1606 vdb-entrysignaturex_refsource_OVAL
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1847 vdb-entrysignaturex_refsource_OVAL
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1889 vdb-entrysignaturex_refsource_OVAL
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A4043 vdb-entrysignaturex_refsource_OVAL
Change history (0)
No recorded changes yet.