RunAs (runas.exe) in Windows 2000 only creates one session instance at a time, which allows local users to cause a denial of service (RunAs hang) by creating a named pipe session with the authentication server without any request for service
Published Jul 14, 2005
2.1
LOWCVSS 2.0
EPSS 3.49%
Description
RunAs (runas.exe) in Windows 2000 only creates one session instance at a time, which allows local users to cause a denial of service (RunAs hang) by creating a named pipe session with the authentication server without any request for service. NOTE: the vendor disputes this vulnerability, however the vendor also presents a scenario in which other users could be affected if running on a Terminal Server. Therefore this is a vulnerability.
Affected products
No data.
- 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:L/AC:L/Au:N/C:N/I:N/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 (20 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.49% (0.03491) | 88.75th | v5 (v2026.06.15) |
| Jul 20, 2026 | 3.49% (0.03491) | 87.86th | v5 (v2026.06.15) |
| Jun 20, 2026 | 5.63% (0.05627) | 91.94th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.49% (0.03491) | 87.58th | v5 (v2026.06.15) |
| Dec 28, 2025 | 1.61% (0.01608) | 81.31th | v4 (v2025.03.14) |
| Dec 27, 2025 | 0.61% (0.00606) | 69.02th | v4 (v2025.03.14) |
| Oct 28, 2025 | 1.61% (0.01608) | 81.13th | v4 (v2025.03.14) |
| Oct 27, 2025 | 0.61% (0.00606) | 68.79th | v4 (v2025.03.14) |
| Oct 1, 2025 | 2.03% (0.02031) | 83.20th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.57% (0.00573) | 66.79th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.09% (0.00087) | 38.58th | v3 (v2023.03.01) |
| May 3, 2024 | 0.05% (0.00050) | 18.59th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.05% (0.00050) | 16.48th | v3 (v2023.03.01) |
| Nov 3, 2023 | 0.09% (0.00087) | 36.26th | v3 (v2023.03.01) |
| Mar 20, 2023 | 0.06% (0.00061) | 23.91th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00043) | 7.79th | v3 (v2023.03.01) |
| Mar 6, 2023 | 6.47% (0.06473) | 91.05th | v2 (v2022.01.01) |
| Oct 10, 2022 | 6.47% (0.06473) | 90.71th | v2 (v2022.01.01) |
| Apr 1, 2022 | 5.96% (0.05959) | 89.63th | v2 (v2022.01.01) |
| Feb 4, 2022 | 5.96% (0.05959) | 77.49th | v2 (v2022.01.01) |
No CWE recorded.
References (4)
- http://cert.uni-stuttgart.de/archive/bugtraq/2001/11/msg00100.html mailing-listx_refsource_BUGTRAQ
- http://online.securityfocus.com/archive/1/236113 mailing-listx_refsource_BUGTRAQ
- http://www.iss.net/security_center/static/7533.php vdb-entryx_refsource_XF
- http://www.securityfocus.com/bid/3291 vdb-entryx_refsource_BIDExploit
| Link | Providers | Tags |
|---|---|---|
| http://cert.uni-stuttgart.de/archive/bugtraq/2001/11/msg00100.html | mailing-listx_refsource_BUGTRAQ | |
| http://online.securityfocus.com/archive/1/236113 | mailing-listx_refsource_BUGTRAQ | |
| http://www.iss.net/security_center/static/7533.php | vdb-entryx_refsource_XF | |
| http://www.securityfocus.com/bid/3291 | vdb-entryx_refsource_BIDExploit |
Change history (0)
No recorded changes yet.