The fileop module of the NXLog service in NXLog Community Edition 2.10.2150 allows remote attackers to cause a denial of service (daemon crash) via a crafted Syslog payload to the Syslog service
Published Jan 5, 2021
7.5
HIGHCVSS 3.1
EPSS 7.60%
Description
The fileop module of the NXLog service in NXLog Community Edition 2.10.2150 allows remote attackers to cause a denial of service (daemon crash) via a crafted Syslog payload to the Syslog service. This attack requires a specific configuration. Also, the name of the directory created must use a Syslog field. (For example, on Linux it is not possible to create a .. directory. On Windows, it is not possible to create a CON directory.)
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:M/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 2, 2026.
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 (30 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 7.60% (0.07599) | 94.37th | v5 (v2026.06.15) |
| Jun 15, 2026 | 7.60% (0.07599) | 93.75th | v5 (v2026.06.15) |
| Nov 21, 2025 | 19.39% (0.19392) | 95.14th | v4 (v2025.03.14) |
| Nov 18, 2025 | 8.11% (0.08112) | 91.28th | v4 (v2025.03.14) |
| Oct 30, 2025 | 19.39% (0.19392) | 95.12th | v4 (v2025.03.14) |
| Apr 6, 2025 | 10.82% (0.10816) | 92.71th | v4 (v2025.03.14) |
| Mar 30, 2025 | 14.46% (0.14461) | 93.85th | v4 (v2025.03.14) |
| Mar 29, 2025 | 34.94% (0.34937) | 95.40th | v4 (v2025.03.14) |
| Mar 28, 2025 | 14.46% (0.14461) | 93.86th | v4 (v2025.03.14) |
| Mar 27, 2025 | 34.94% (0.34937) | 96.47th | v4 (v2025.03.14) |
| Mar 20, 2025 | 24.36% (0.24358) | 95.66th | v4 (v2025.03.14) |
| Mar 19, 2025 | 34.94% (0.34937) | 96.52th | v4 (v2025.03.14) |
| Mar 17, 2025 | 24.36% (0.24358) | 95.64th | v4 (v2025.03.14) |
| Jul 20, 2024 | 2.46% (0.02460) | 90.18th | v3 (v2023.03.01) |
| Jun 27, 2024 | 2.46% (0.02460) | 90.13th | v3 (v2023.03.01) |
| May 25, 2024 | 2.19% (0.02193) | 89.41th | v3 (v2023.03.01) |
| Apr 23, 2024 | 1.56% (0.01563) | 87.05th | v3 (v2023.03.01) |
| Mar 8, 2024 | 1.48% (0.01479) | 86.44th | v3 (v2023.03.01) |
| Feb 8, 2024 | 1.30% (0.01303) | 85.44th | v3 (v2023.03.01) |
| Nov 1, 2023 | 1.18% (0.01178) | 83.47th | v3 (v2023.03.01) |
| Sep 21, 2023 | 0.93% (0.00928) | 81.12th | v3 (v2023.03.01) |
| Aug 12, 2023 | 0.75% (0.00748) | 78.61th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.64% (0.00643) | 76.07th | v3 (v2023.03.01) |
| Mar 6, 2023 | 12.94% (0.12940) | 95.63th | v2 (v2022.01.01) |
| Apr 1, 2022 | 12.94% (0.12940) | 95.26th | v2 (v2022.01.01) |
| Feb 4, 2022 | 12.94% (0.12940) | 90.20th | v2 (v2022.01.01) |
| Feb 3, 2022 | 2.86% (0.02857) | 63.60th | v1 |
| Jan 6, 2022 | 2.86% (0.02857) | 63.25th | v1 |
| Sep 1, 2021 | 2.86% (0.02857) | 80.57th | v1 |
| Apr 14, 2021 | 2.86% (0.02857) | 0.00th | v1 |
References (2)
- https://github.com/GuillaumePetit84/CVE-2020-35488 x_refsource_MISCExploitMitigationThird Party Advisory
- https://gitlab.com/nxlog-public/nxlog-ce/-/blob/master/ChangeLog.txt#L2 x_refsource_MISCRelease NotesThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/GuillaumePetit84/CVE-2020-35488 | x_refsource_MISCExploitMitigationThird Party Advisory | |
| https://gitlab.com/nxlog-public/nxlog-ce/-/blob/master/ChangeLog.txt#L2 | x_refsource_MISCRelease NotesThird Party Advisory |
Change history (0)
No recorded changes yet.