HIGH
Synchronet BBS 3.16c for Windows allows remote attackers to cause a denial of service (service crash) via a long string in the HTTP Referer header
Published Feb 27, 2020
7.5
HIGHCVSS 3.1
EPSS 4.68%
Description
Synchronet BBS 3.16c for Windows allows remote attackers to cause a denial of service (service crash) via a long string in the HTTP Referer header.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
7.5 HIGH NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
No CVSS v3.0 score for this CVE.
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
4.68% 0.04676
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.04676
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (18 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 4.68% (0.04676) | 91.50th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.68% (0.04676) | 90.57th | v5 (v2026.06.15) |
| Nov 21, 2025 | 14.71% (0.14714) | 94.22th | v4 (v2025.03.14) |
| Nov 18, 2025 | 12.68% (0.12677) | 93.32th | v4 (v2025.03.14) |
| Aug 11, 2025 | 14.71% (0.14714) | 94.20th | v4 (v2025.03.14) |
| Mar 30, 2025 | 12.14% (0.12142) | 93.20th | v4 (v2025.03.14) |
| Mar 29, 2025 | 14.74% (0.14745) | 90.86th | v4 (v2025.03.14) |
| Mar 17, 2025 | 12.14% (0.12142) | 93.27th | v4 (v2025.03.14) |
| Jan 2, 2025 | 1.47% (0.01473) | 86.48th | v3 (v2023.03.01) |
| Dec 17, 2024 | 3.00% (0.02996) | 90.67th | v3 (v2023.03.01) |
| Dec 12, 2024 | 1.94% (0.01937) | 89.13th | v3 (v2023.03.01) |
| Oct 26, 2023 | 1.64% (0.01638) | 86.13th | v3 (v2023.03.01) |
| Sep 3, 2023 | 1.52% (0.01525) | 85.44th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.97% (0.00975) | 81.05th | v3 (v2023.03.01) |
| Mar 6, 2023 | 8.38% (0.08382) | 93.89th | v2 (v2022.01.01) |
| Feb 4, 2022 | 8.38% (0.08382) | 82.62th | v2 (v2022.01.01) |
| Feb 3, 2022 | 4.24% (0.04237) | 74.61th | v5 (v2026.06.15) |
| Apr 14, 2021 | 4.24% (0.04237) | 0.00th | v1 |
Weaknesses (0)
No CWE recorded.
References (2)
- http://packetstormsecurity.com/files/141396/Synchronet-BBS-3.16c-For-Windows-Denial-Of-Service.html x_refsource_MISCExploitThird Party AdvisoryVDB Entry
- https://www.exploit-db.com/exploits/41475/ exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| http://packetstormsecurity.com/files/141396/Synchronet-BBS-3.16c-For-Windows-Denial-Of-Service.html | x_refsource_MISCExploitThird Party AdvisoryVDB Entry | |
| https://www.exploit-db.com/exploits/41475/ | exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Feb 27, 2020
Updated Aug 5, 2024
Reserved Feb 28, 2017
Link CVE-2017-6371
CISA Vulnrichment
Updated n/a