Serv-U FTP server 3.0, 3.1 and 4.0.0.4 does not accept new connections while validating user folder access rights, which allows remote attackers to cause a denial of service (no new connections) via a series of MKD commands
Published Oct 31, 2007
5.0
MEDIUMCVSS 2.0
EPSS 2.61%
Description
Serv-U FTP server 3.0, 3.1 and 4.0.0.4 does not accept new connections while validating user folder access rights, which allows remote attackers to cause a denial of service (no new connections) via a series of MKD commands.
Affected products
No data.
- 3.1.0.0
- 4.0.0.4
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: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 (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.61% (0.02607) | 84.84th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.61% (0.02607) | 83.32th | v5 (v2026.06.15) |
| Aug 22, 2025 | 7.29% (0.07295) | 91.27th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.32% (0.01325) | 78.57th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.40% (0.01403) | 86.98th | v3 (v2023.03.01) |
| May 24, 2024 | 0.45% (0.00445) | 74.92th | v3 (v2023.03.01) |
| May 10, 2024 | 0.37% (0.00374) | 72.60th | v3 (v2023.03.01) |
| Apr 25, 2024 | 0.32% (0.00316) | 70.02th | v3 (v2023.03.01) |
| Mar 15, 2024 | 0.29% (0.00289) | 68.25th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.26% (0.00261) | 64.88th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.94% (0.00943) | 80.73th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.14% (0.01136) | 59.45th | v2 (v2022.01.01) |
| Oct 18, 2022 | 1.14% (0.01136) | 58.28th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.14% (0.01136) | 56.27th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.14% (0.01136) | 34.23th | v2 (v2022.01.01) |
References (3)
- http://archives.neohapsis.com/archives/bugtraq/2002-11/0109.html mailing-listx_refsource_BUGTRAQ
- http://www.iss.net/security_center/static/10573.php vdb-entryx_refsource_XF
- http://www.securityfocus.com/bid/6112 vdb-entryx_refsource_BIDPatch
| Link | Providers | Tags |
|---|---|---|
| http://archives.neohapsis.com/archives/bugtraq/2002-11/0109.html | mailing-listx_refsource_BUGTRAQ | |
| http://www.iss.net/security_center/static/10573.php | vdb-entryx_refsource_XF | |
| http://www.securityfocus.com/bid/6112 | vdb-entryx_refsource_BIDPatch |
Change history (0)
No recorded changes yet.