NetDDE Agent on Windows NT 4.0, 4.0 Terminal Server Edition, Windows 2000, and Windows XP allows local users to execute arbitrary code as LocalSystem via "shatter" style attack by sending a WM_COPYDATA message followed by a WM_TIMER message, as demonstrated by GetAd, aka "Flaw in Windows WM_TIMER Message Handling Could Enable Privilege Elevation."
Published Sep 1, 2004
4.6
MEDIUMCVSS 2.0
EPSS 2.35%
Description
NetDDE Agent on Windows NT 4.0, 4.0 Terminal Server Edition, Windows 2000, and Windows XP allows local users to execute arbitrary code as LocalSystem via "shatter" style attack by sending a WM_COPYDATA message followed by a WM_TIMER message, as demonstrated by GetAd, aka "Flaw in Windows WM_TIMER Message Handling Could Enable Privilege Elevation."
Affected products
No data.
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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:L/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 (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.35% (0.02353) | 83.09th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.33% (0.02325) | 81.20th | v5 (v2026.06.15) |
| Mar 30, 2025 | 0.59% (0.00589) | 66.63th | v4 (v2025.03.14) |
| Mar 29, 2025 | 1.91% (0.01911) | 72.32th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.47% (0.00475) | 62.73th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00044) | 14.70th | v3 (v2023.03.01) |
| Jun 13, 2024 | 0.04% (0.00044) | 10.33th | v3 (v2023.03.01) |
| Aug 9, 2023 | 0.04% (0.00044) | 8.31th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00044) | 10.75th | v3 (v2023.03.01) |
| Mar 6, 2023 | 4.46% (0.04459) | 88.29th | v2 (v2022.01.01) |
| Apr 1, 2022 | 4.46% (0.04459) | 87.13th | v2 (v2022.01.01) |
| Feb 4, 2022 | 4.46% (0.04459) | 70.93th | v2 (v2022.01.01) |
No CWE recorded.
References (7)
- http://getad.chat.ru/ x_refsource_MISC
- http://www.ciac.org/ciac/bulletins/n-027.shtml third-party-advisorygovernment-resourcex_refsource_CIAC
- http://www.iss.net/security_center/static/10343.php vdb-entryx_refsource_XFVendor Advisory
- http://www.packetstormsecurity.nl/filedesc/GetAd.c.html x_refsource_MISCVendor Advisory
- http://www.securityfocus.com/bid/5927 vdb-entryx_refsource_BID
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2002/ms02-071 vendor-advisoryx_refsource_MS
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A681 vdb-entrysignaturex_refsource_OVAL
| Link | Providers | Tags |
|---|---|---|
| http://getad.chat.ru/ | x_refsource_MISC | |
| http://www.ciac.org/ciac/bulletins/n-027.shtml | third-party-advisorygovernment-resourcex_refsource_CIAC | |
| http://www.iss.net/security_center/static/10343.php | vdb-entryx_refsource_XFVendor Advisory | |
| http://www.packetstormsecurity.nl/filedesc/GetAd.c.html | x_refsource_MISCVendor Advisory | |
| http://www.securityfocus.com/bid/5927 | vdb-entryx_refsource_BID | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2002/ms02-071 | vendor-advisoryx_refsource_MS | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A681 | vdb-entrysignaturex_refsource_OVAL |
Change history (0)
No recorded changes yet.