HIGH
A buffer overflow was discovered in the URL-authentication backend of the Icecast before 2.4.4
Published Nov 5, 2018
8.1
HIGHCVSS 3.0
EPSS 48.94%
Description
A buffer overflow was discovered in the URL-authentication backend of the Icecast before 2.4.4. If the backend is enabled, then any malicious HTTP client can send a request for that specific resource including a crafted header, leading to denial of service and potentially remote code execution.
Affected products
No data.
Configuration 2
OR
- 8.0
- 9.0
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.
8.1 HIGH NVD
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
6.8 MEDIUM NVD
AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
48.94% 0.48944
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.48944
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 (43 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 48.94% (0.48944) | 98.85th | v5 (v2026.06.15) |
| Sep 22, 2026 | 48.94% (0.48944) | 98.83th | v5 (v2026.06.15) |
| Sep 21, 2026 | 41.91% (0.41909) | 98.67th | v5 (v2026.06.15) |
| Sep 6, 2026 | 48.94% (0.48944) | 98.80th | v5 (v2026.06.15) |
| Sep 5, 2026 | 41.91% (0.41909) | 98.64th | v5 (v2026.06.15) |
| Aug 30, 2026 | 48.94% (0.48944) | 98.79th | v5 (v2026.06.15) |
| Aug 28, 2026 | 41.91% (0.41909) | 98.63th | v5 (v2026.06.15) |
| Aug 24, 2026 | 48.94% (0.48944) | 98.79th | v5 (v2026.06.15) |
| Aug 23, 2026 | 41.91% (0.41909) | 98.63th | v5 (v2026.06.15) |
| Jun 15, 2026 | 48.94% (0.48944) | 98.73th | v5 (v2026.06.15) |
| May 26, 2026 | 62.72% (0.62719) | 98.40th | v4 (v2025.03.14) |
| Mar 13, 2026 | 66.17% (0.66171) | 98.49th | v4 (v2025.03.14) |
| Jan 4, 2026 | 63.68% (0.63676) | 98.34th | v4 (v2025.03.14) |
| Nov 21, 2025 | 66.17% (0.66171) | 98.44th | v4 (v2025.03.14) |
| Nov 18, 2025 | 57.03% (0.57032) | 98.06th | v4 (v2025.03.14) |
| Oct 6, 2025 | 66.17% (0.66171) | 98.46th | v4 (v2025.03.14) |
| Mar 30, 2025 | 68.58% (0.68576) | 98.50th | v4 (v2025.03.14) |
| Mar 29, 2025 | 74.02% (0.74019) | 98.47th | v4 (v2025.03.14) |
| Mar 28, 2025 | 68.58% (0.68576) | 98.50th | v4 (v2025.03.14) |
| Mar 27, 2025 | 74.02% (0.74019) | 98.70th | v4 (v2025.03.14) |
| Mar 22, 2025 | 68.58% (0.68576) | 98.55th | v4 (v2025.03.14) |
| Mar 20, 2025 | 74.64% (0.74642) | 98.82th | v4 (v2025.03.14) |
| Mar 19, 2025 | 78.99% (0.78991) | 99.00th | v4 (v2025.03.14) |
| Mar 17, 2025 | 74.64% (0.74642) | 98.78th | v4 (v2025.03.14) |
| Feb 3, 2025 | 12.54% (0.12542) | 95.47th | v3 (v2023.03.01) |
| Dec 31, 2024 | 16.45% (0.16446) | 95.99th | v3 (v2023.03.01) |
| Dec 17, 2024 | 17.46% (0.17465) | 96.09th | v3 (v2023.03.01) |
| Oct 15, 2024 | 13.76% (0.13759) | 95.75th | v3 (v2023.03.01) |
| May 7, 2024 | 18.21% (0.18209) | 96.16th | v3 (v2023.03.01) |
| Apr 18, 2024 | 27.23% (0.27228) | 96.73th | v3 (v2023.03.01) |
| Mar 28, 2024 | 41.63% (0.41635) | 97.22th | v3 (v2023.03.01) |
| Mar 6, 2024 | 50.11% (0.50112) | 97.43th | v3 (v2023.03.01) |
| Jan 10, 2024 | 57.68% (0.57677) | 97.42th | v3 (v2023.03.01) |
| Oct 30, 2023 | 64.70% (0.64697) | 97.52th | v3 (v2023.03.01) |
| Jul 8, 2023 | 68.47% (0.68470) | 97.50th | v3 (v2023.03.01) |
| Mar 7, 2023 | 76.80% (0.76802) | 97.61th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.69% (0.03693) | 85.03th | v2 (v2022.01.01) |
| Apr 1, 2022 | 3.69% (0.03693) | 83.51th | v2 (v2022.01.01) |
| Feb 4, 2022 | 3.69% (0.03693) | 66.67th | v2 (v2022.01.01) |
| Feb 3, 2022 | 3.38% (0.03375) | 66.63th | v1 |
| Jan 6, 2022 | 3.38% (0.03375) | 66.31th | v1 |
| Sep 1, 2021 | 3.38% (0.03375) | 81.66th | v1 |
| Apr 14, 2021 | 3.38% (0.03375) | 0.00th | v1 |
Weaknesses (1)
References (5)
- http://www.openwall.com/lists/oss-security/2018/11/01/3 mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory
- http://www.securitytracker.com/id/1042019 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://lists.debian.org/debian-lts-announce/2018/11/msg00033.html mailing-listx_refsource_MLISTThird Party Advisory
- https://security.gentoo.org/glsa/201811-09 vendor-advisoryx_refsource_GENTOOMitigationThird Party Advisory
- https://www.debian.org/security/2018/dsa-4333 vendor-advisoryx_refsource_DEBIANThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.openwall.com/lists/oss-security/2018/11/01/3 | mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory | |
| http://www.securitytracker.com/id/1042019 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://lists.debian.org/debian-lts-announce/2018/11/msg00033.html | mailing-listx_refsource_MLISTThird Party Advisory | |
| https://security.gentoo.org/glsa/201811-09 | vendor-advisoryx_refsource_GENTOOMitigationThird Party Advisory | |
| https://www.debian.org/security/2018/dsa-4333 | vendor-advisoryx_refsource_DEBIANThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Nov 5, 2018
Updated Aug 5, 2024
Reserved Oct 29, 2018
Link CVE-2018-18820
CISA Vulnrichment
Updated n/a