HIGH
MiniWeb HTTP server 0.8.19 allows remote attackers to cause a denial of service (daemon crash) via a long name for the first parameter in a POST request
Published Dec 21, 2020
7.5
HIGHCVSS 3.1
EPSS 2.69%
Description
MiniWeb HTTP server 0.8.19 allows remote attackers to cause a denial of service (daemon crash) via a long name for the first parameter in a POST request.
Affected products
No data.
- 0.8.19
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.
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.
2.69% 0.02693
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.02693
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (24 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.69% (0.02693) | 85.37th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.66% (0.02660) | 83.68th | v5 (v2026.06.15) |
| Nov 21, 2025 | 7.00% (0.06997) | 91.07th | v4 (v2025.03.14) |
| Nov 18, 2025 | 5.43% (0.05434) | 89.19th | v4 (v2025.03.14) |
| Mar 30, 2025 | 7.00% (0.06997) | 90.58th | v4 (v2025.03.14) |
| Mar 29, 2025 | 9.41% (0.09409) | 87.87th | v4 (v2025.03.14) |
| Mar 17, 2025 | 7.00% (0.06997) | 90.79th | v4 (v2025.03.14) |
| Dec 17, 2024 | 24.21% (0.24210) | 96.63th | v3 (v2023.03.01) |
| Jun 12, 2024 | 13.24% (0.13241) | 95.58th | v3 (v2023.03.01) |
| May 26, 2024 | 11.98% (0.11981) | 95.34th | v3 (v2023.03.01) |
| May 10, 2024 | 14.21% (0.14210) | 95.68th | v3 (v2023.03.01) |
| Apr 8, 2024 | 11.75% (0.11751) | 95.19th | v3 (v2023.03.01) |
| Feb 22, 2024 | 11.19% (0.11193) | 95.00th | v3 (v2023.03.01) |
| Oct 17, 2023 | 10.25% (0.10249) | 94.30th | v3 (v2023.03.01) |
| Sep 6, 2023 | 9.63% (0.09627) | 94.04th | v3 (v2023.03.01) |
| Jul 28, 2023 | 8.15% (0.08151) | 93.43th | v3 (v2023.03.01) |
| Mar 7, 2023 | 7.10% (0.07100) | 92.90th | v3 (v2023.03.01) |
| Mar 6, 2023 | 8.38% (0.08382) | 93.89th | v2 (v2022.01.01) |
| Apr 1, 2022 | 8.38% (0.08382) | 93.35th | v2 (v2022.01.01) |
| Feb 4, 2022 | 17.48% (0.17479) | 93.21th | v2 (v2022.01.01) |
| Feb 3, 2022 | 7.29% (0.07291) | 83.88th | v1 |
| Jan 6, 2022 | 7.29% (0.07291) | 83.72th | v1 |
| Sep 1, 2021 | 7.29% (0.07291) | 91.38th | v1 |
| Apr 14, 2021 | 7.29% (0.07291) | 0.00th | v1 |
Weaknesses (1)
References (4)
- https://packetstormsecurity.com/files/160470/MiniWeb-HTTP-Server-0.8.19-Buffer-Overflow.html x_refsource_MISCExploitThird Party AdvisoryVDB Entry
- https://securityforeveryone.com/blog/miniweb-http-server-vulnerability-0-day-cve-2020-29596 x_refsource_MISCThird Party Advisory
- https://sourceforge.net/projects/miniweb/files/miniweb/0.8/ x_refsource_MISCProductThird Party Advisory
- https://www.exploit-db.com/exploits/49247 x_refsource_MISCExploitThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| https://packetstormsecurity.com/files/160470/MiniWeb-HTTP-Server-0.8.19-Buffer-Overflow.html | x_refsource_MISCExploitThird Party AdvisoryVDB Entry | |
| https://securityforeveryone.com/blog/miniweb-http-server-vulnerability-0-day-cve-2020-29596 | x_refsource_MISCThird Party Advisory | |
| https://sourceforge.net/projects/miniweb/files/miniweb/0.8/ | x_refsource_MISCProductThird Party Advisory | |
| https://www.exploit-db.com/exploits/49247 | x_refsource_MISCExploitThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Dec 21, 2020
Updated Aug 4, 2024
Reserved Dec 7, 2020
Link CVE-2020-29596
CISA Vulnrichment
Updated n/a