Information disclosure vulnerability in Microsoft Windows 2000 telnet service allows remote attackers to determine the existence of user accounts such as Guest, or log in to the server without specifying the domain name, via a malformed userid
Published Sep 18, 2001
7.5
HIGHCVSS 2.0
EPSS 13.76%
Description
Information disclosure vulnerability in Microsoft Windows 2000 telnet service allows remote attackers to determine the existence of user accounts such as Guest, or log in to the server without specifying the domain name, via a malformed userid.
Affected products
No data.
- 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 (19 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 13.76% (0.13764) | 96.40th | v5 (v2026.06.15) |
| Jul 20, 2026 | 13.76% (0.13764) | 96.10th | v5 (v2026.06.15) |
| Jun 20, 2026 | 15.09% (0.15088) | 96.30th | v5 (v2026.06.15) |
| Jun 15, 2026 | 13.76% (0.13764) | 96.02th | v5 (v2026.06.15) |
| Jan 8, 2026 | 30.23% (0.30231) | 96.52th | v4 (v2025.03.14) |
| Dec 28, 2025 | 33.25% (0.33250) | 96.75th | v4 (v2025.03.14) |
| Dec 27, 2025 | 13.66% (0.13659) | 94.07th | v4 (v2025.03.14) |
| Oct 28, 2025 | 33.25% (0.33250) | 96.69th | v4 (v2025.03.14) |
| Oct 27, 2025 | 17.48% (0.17485) | 94.80th | v4 (v2025.03.14) |
| Oct 23, 2025 | 33.25% (0.33250) | 96.69th | v4 (v2025.03.14) |
| Oct 1, 2025 | 36.63% (0.36628) | 97.03th | v4 (v2025.03.14) |
| Sep 23, 2025 | 17.48% (0.17485) | 94.85th | v4 (v2025.03.14) |
| Mar 17, 2025 | 13.66% (0.13659) | 93.72th | v4 (v2025.03.14) |
| Dec 12, 2024 | 2.08% (0.02079) | 89.53th | v3 (v2023.03.01) |
| Aug 19, 2023 | 2.08% (0.02079) | 87.64th | v3 (v2023.03.01) |
| Mar 7, 2023 | 3.54% (0.03535) | 90.12th | v3 (v2023.03.01) |
| Mar 6, 2023 | 13.11% (0.13105) | 95.68th | v2 (v2022.01.01) |
| Apr 1, 2022 | 13.11% (0.13105) | 95.31th | v2 (v2022.01.01) |
| Feb 4, 2022 | 13.11% (0.13105) | 90.51th | v2 (v2022.01.01) |
No CWE recorded.
References (5)
- http://www.ciac.org/ciac/bulletins/l-092.shtml third-party-advisorygovernment-resourcex_refsource_CIAC
- http://www.osvdb.org/5686 vdb-entryx_refsource_OSVDB
- http://www.securityfocus.com/bid/2847 vdb-entryx_refsource_BID
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2001/ms01-031 vendor-advisoryx_refsource_MS
- https://exchange.xforce.ibmcloud.com/vulnerabilities/6665 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://www.ciac.org/ciac/bulletins/l-092.shtml | third-party-advisorygovernment-resourcex_refsource_CIAC | |
| http://www.osvdb.org/5686 | vdb-entryx_refsource_OSVDB | |
| http://www.securityfocus.com/bid/2847 | vdb-entryx_refsource_BID | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2001/ms01-031 | vendor-advisoryx_refsource_MS | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/6665 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.