MEDIUM
An issue was discovered in Appnitro MachForm before 4.2.3
Published May 26, 2018
5.3
MEDIUMCVSS 3.0
EPSS 14.58%
Description
An issue was discovered in Appnitro MachForm before 4.2.3. The module in charge of serving stored files gets the path from the database. Modifying the name of the file to serve on the corresponding ap_form table leads to a path traversal vulnerability via the download.php q parameter.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
5.3 MEDIUM NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact Low
Integrity Impact None
Availability Impact None
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:P/I:N/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
14.58% 0.14584
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.14584
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 (53 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 14.58% (0.14584) | 96.55th | v5 (v2026.06.15) |
| Jun 15, 2026 | 14.76% (0.14764) | 96.24th | v5 (v2026.06.15) |
| Mar 4, 2026 | 12.67% (0.12669) | 93.84th | v4 (v2025.03.14) |
| Mar 1, 2026 | 10.14% (0.10142) | 93.00th | v4 (v2025.03.14) |
| Feb 4, 2026 | 12.67% (0.12669) | 93.79th | v4 (v2025.03.14) |
| Feb 1, 2026 | 10.14% (0.10142) | 92.95th | v4 (v2025.03.14) |
| Jan 4, 2026 | 12.67% (0.12669) | 93.75th | v4 (v2025.03.14) |
| Jan 1, 2026 | 10.14% (0.10142) | 92.91th | v4 (v2025.03.14) |
| Dec 4, 2025 | 12.67% (0.12669) | 93.70th | v4 (v2025.03.14) |
| Dec 1, 2025 | 10.14% (0.10142) | 92.86th | v4 (v2025.03.14) |
| Nov 21, 2025 | 12.67% (0.12669) | 93.70th | v4 (v2025.03.14) |
| Nov 18, 2025 | 14.82% (0.14820) | 93.90th | v4 (v2025.03.14) |
| Nov 4, 2025 | 12.67% (0.12669) | 93.67th | v4 (v2025.03.14) |
| Nov 1, 2025 | 10.14% (0.10142) | 92.81th | v4 (v2025.03.14) |
| Oct 4, 2025 | 12.67% (0.12669) | 93.71th | v4 (v2025.03.14) |
| Oct 1, 2025 | 10.14% (0.10142) | 92.87th | v4 (v2025.03.14) |
| Sep 4, 2025 | 12.67% (0.12669) | 93.74th | v4 (v2025.03.14) |
| Sep 1, 2025 | 10.14% (0.10142) | 92.87th | v4 (v2025.03.14) |
| Aug 4, 2025 | 12.67% (0.12669) | 93.70th | v4 (v2025.03.14) |
| Aug 1, 2025 | 10.14% (0.10142) | 92.84th | v4 (v2025.03.14) |
| Jul 5, 2025 | 12.67% (0.12669) | 93.65th | v4 (v2025.03.14) |
| Jul 1, 2025 | 10.14% (0.10142) | 92.79th | v4 (v2025.03.14) |
| Jun 4, 2025 | 12.67% (0.12669) | 93.59th | v4 (v2025.03.14) |
| Jun 1, 2025 | 10.14% (0.10142) | 92.74th | v4 (v2025.03.14) |
| May 5, 2025 | 12.67% (0.12669) | 93.55th | v4 (v2025.03.14) |
| May 1, 2025 | 10.14% (0.10142) | 92.70th | v4 (v2025.03.14) |
| Apr 19, 2025 | 13.09% (0.13088) | 93.68th | v4 (v2025.03.14) |
| Apr 18, 2025 | 10.49% (0.10490) | 92.78th | v4 (v2025.03.14) |
| Mar 30, 2025 | 13.09% (0.13088) | 93.49th | v4 (v2025.03.14) |
| Mar 29, 2025 | 19.14% (0.19139) | 92.37th | v4 (v2025.03.14) |
| Mar 24, 2025 | 13.09% (0.13088) | 93.48th | v4 (v2025.03.14) |
| Mar 23, 2025 | 10.49% (0.10490) | 92.12th | v4 (v2025.03.14) |
| Mar 20, 2025 | 13.09% (0.13088) | 93.58th | v4 (v2025.03.14) |
| Mar 19, 2025 | 10.49% (0.10490) | 92.28th | v4 (v2025.03.14) |
| Mar 18, 2025 | 13.09% (0.13088) | 93.60th | v4 (v2025.03.14) |
| Mar 17, 2025 | 10.49% (0.10490) | 92.68th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.29% (0.00288) | 69.74th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.29% (0.00288) | 68.01th | v3 (v2023.03.01) |
| Nov 7, 2023 | 0.29% (0.00288) | 65.50th | v3 (v2023.03.01) |
| Oct 17, 2023 | 0.37% (0.00368) | 69.37th | v3 (v2023.03.01) |
| Jun 24, 2023 | 0.53% (0.00526) | 73.71th | v3 (v2023.03.01) |
| Jun 7, 2023 | 0.74% (0.00739) | 78.21th | v3 (v2023.03.01) |
| May 20, 2023 | 2.08% (0.02080) | 87.43th | v3 (v2023.03.01) |
| Apr 1, 2023 | 2.04% (0.02044) | 87.24th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.17% (0.02171) | 87.56th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00954) | 36.37th | v2 (v2022.01.01) |
| Sep 2, 2022 | 0.95% (0.00954) | 34.50th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00954) | 32.50th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00954) | 16.28th | v2 (v2022.01.01) |
| Feb 3, 2022 | 3.63% (0.03630) | 71.73th | v1 |
| Jan 6, 2022 | 3.63% (0.03630) | 71.48th | v1 |
| Sep 1, 2021 | 3.63% (0.03630) | 82.60th | v1 |
| Apr 14, 2021 | 3.63% (0.03630) | 0.00th | v1 |
Weaknesses (1)
References (3)
- https://metalamin.github.io/MachForm-not-0-day-EN/ x_refsource_MISCExploitThird Party Advisory
- https://www.exploit-db.com/exploits/44804/ exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
- https://www.machform.com/blog-machform-423-security-release/ x_refsource_MISCRelease NotesVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://metalamin.github.io/MachForm-not-0-day-EN/ | x_refsource_MISCExploitThird Party Advisory | |
| https://www.exploit-db.com/exploits/44804/ | exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry | |
| https://www.machform.com/blog-machform-423-security-release/ | x_refsource_MISCRelease NotesVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published May 26, 2018
Updated Aug 5, 2024
Reserved Jan 30, 2018
Link CVE-2018-6409
CISA Vulnrichment
Updated n/a