MEDIUM
FTP service in IIS 5.0 and earlier allows remote attackers to enumerate Guest accounts in trusted domains by preceding the username with a special sequence of characters
Published Sep 18, 2001
5.0
MEDIUMCVSS 2.0
EPSS 20.96%
Description
FTP service in IIS 5.0 and earlier allows remote attackers to enumerate Guest accounts in trusted domains by preceding the username with a special sequence of characters.
Affected products
No data.
- ≤ 5.0
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.
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:P/I:N/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
20.96% 0.20961
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.20961
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 1, 2026 | 20.96% (0.20961) | 97.50th | v5 (v2026.06.15) |
| Jun 15, 2026 | 20.96% (0.20961) | 97.24th | v5 (v2026.06.15) |
| Mar 30, 2025 | 37.01% (0.37007) | 96.84th | v4 (v2025.03.14) |
| Mar 29, 2025 | 29.63% (0.29634) | 94.67th | v4 (v2025.03.14) |
| Mar 19, 2025 | 37.01% (0.37007) | 96.68th | v4 (v2025.03.14) |
| Mar 17, 2025 | 32.67% (0.32666) | 96.48th | v4 (v2025.03.14) |
| Dec 12, 2024 | 2.86% (0.02857) | 91.09th | v3 (v2023.03.01) |
| Feb 23, 2024 | 2.86% (0.02857) | 90.40th | v3 (v2023.03.01) |
| Aug 19, 2023 | 3.73% (0.03734) | 90.63th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.97% (0.01971) | 86.92th | v3 (v2023.03.01) |
| Mar 6, 2023 | 11.68% (0.11676) | 95.15th | v2 (v2022.01.01) |
| Apr 1, 2022 | 11.68% (0.11676) | 94.76th | v2 (v2022.01.01) |
| Feb 4, 2022 | 11.68% (0.11676) | 88.93th | v2 (v2022.01.01) |
Weaknesses (0)
No CWE recorded.
References (3)
- http://www.securityfocus.com/bid/2719 vdb-entryx_refsource_BID
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2001/ms01-026 vendor-advisoryx_refsource_MS
- https://exchange.xforce.ibmcloud.com/vulnerabilities/6545 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/2719 | vdb-entryx_refsource_BID | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2001/ms01-026 | vendor-advisoryx_refsource_MS | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/6545 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Sep 18, 2001
Updated Aug 8, 2024
Reserved May 10, 2001
Link CVE-2001-0335
CISA Vulnrichment
Updated n/a