MEDIUM
An issue was discovered in the SFTP Server component in Core FTP 2.0 Build 674
Published Mar 22, 2019
5.3
MEDIUMCVSS 3.0
EPSS 14.33%
Description
An issue was discovered in the SFTP Server component in Core FTP 2.0 Build 674. A directory traversal vulnerability exists using the SIZE command along with a \..\..\ substring, allowing an attacker to enumerate file existence based on the returned information.
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.
14.33% 0.14330
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.14330
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 (37 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 14.33% (0.14330) | 96.51th | v5 (v2026.06.15) |
| Sep 22, 2026 | 14.33% (0.14330) | 96.45th | v5 (v2026.06.15) |
| Sep 21, 2026 | 13.26% (0.13265) | 96.27th | v5 (v2026.06.15) |
| Sep 6, 2026 | 14.33% (0.14330) | 96.36th | v5 (v2026.06.15) |
| Sep 5, 2026 | 13.26% (0.13265) | 96.19th | v5 (v2026.06.15) |
| Aug 30, 2026 | 14.33% (0.14330) | 96.34th | v5 (v2026.06.15) |
| Aug 28, 2026 | 13.26% (0.13265) | 96.17th | v5 (v2026.06.15) |
| Aug 24, 2026 | 14.33% (0.14330) | 96.32th | v5 (v2026.06.15) |
| Aug 23, 2026 | 13.26% (0.13265) | 96.16th | v5 (v2026.06.15) |
| Jun 15, 2026 | 14.33% (0.14330) | 96.14th | v5 (v2026.06.15) |
| Dec 15, 2025 | 20.61% (0.20611) | 95.38th | v4 (v2025.03.14) |
| Nov 21, 2025 | 22.52% (0.22524) | 95.61th | v4 (v2025.03.14) |
| Nov 18, 2025 | 28.56% (0.28557) | 96.24th | v4 (v2025.03.14) |
| Mar 30, 2025 | 22.52% (0.22524) | 95.36th | v4 (v2025.03.14) |
| Mar 29, 2025 | 31.12% (0.31116) | 94.88th | v4 (v2025.03.14) |
| Mar 17, 2025 | 22.52% (0.22524) | 95.39th | v4 (v2025.03.14) |
| Dec 17, 2024 | 5.87% (0.05866) | 93.31th | v3 (v2023.03.01) |
| Dec 12, 2024 | 4.28% (0.04283) | 92.61th | v3 (v2023.03.01) |
| Jun 30, 2024 | 4.77% (0.04774) | 92.75th | v3 (v2023.03.01) |
| May 8, 2024 | 3.44% (0.03442) | 91.44th | v3 (v2023.03.01) |
| Apr 19, 2024 | 3.25% (0.03248) | 91.13th | v3 (v2023.03.01) |
| Mar 15, 2024 | 3.00% (0.03005) | 90.67th | v3 (v2023.03.01) |
| Feb 29, 2024 | 3.50% (0.03500) | 91.25th | v3 (v2023.03.01) |
| Feb 11, 2024 | 2.76% (0.02758) | 90.22th | v3 (v2023.03.01) |
| Jan 10, 2024 | 2.58% (0.02585) | 89.17th | v3 (v2023.03.01) |
| Nov 17, 2023 | 2.40% (0.02397) | 88.73th | v3 (v2023.03.01) |
| Jul 16, 2023 | 2.93% (0.02927) | 89.44th | v3 (v2023.03.01) |
| Jul 1, 2023 | 3.03% (0.03031) | 89.56th | v3 (v2023.03.01) |
| May 17, 2023 | 3.06% (0.03063) | 89.55th | v3 (v2023.03.01) |
| Mar 7, 2023 | 3.18% (0.03181) | 89.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 10.21% (0.10212) | 94.60th | v2 (v2022.01.01) |
| Apr 1, 2022 | 10.21% (0.10212) | 94.14th | v2 (v2022.01.01) |
| Feb 4, 2022 | 23.48% (0.23476) | 94.78th | v2 (v2022.01.01) |
| Feb 3, 2022 | 6.21% (0.06208) | 81.93th | v1 |
| Jan 6, 2022 | 6.21% (0.06208) | 81.75th | v1 |
| Sep 1, 2021 | 6.21% (0.06208) | 89.66th | v1 |
| Apr 14, 2021 | 6.21% (0.06208) | 0.00th | v1 |
Weaknesses (1)
References (9)
- http://packetstormsecurity.com/files/154204/CoreFTP-Server-SIZE-Directory-Traversal.html x_refsource_MISC
- http://seclists.org/fulldisclosure/2019/Aug/21 mailing-listx_refsource_FULLDISC
- http://www.coreftp.com/forums/viewtopic.php?f=15&t=4022509 x_refsource_CONFIRMProductVendor Advisory
- http://www.securityfocus.com/bid/107446 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://github.com/advisories/GHSA-w393-h95m-f879 Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2019-9648
- https://seclists.org/fulldisclosure/2019/Mar/23 mailing-listx_refsource_FULLDISCExploitMailing ListThird Party Advisory
- https://web.archive.org/web/20210125013812/https://www.securityfocus.com/bid/107446/
- https://www.exploit-db.com/exploits/46535 exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| http://packetstormsecurity.com/files/154204/CoreFTP-Server-SIZE-Directory-Traversal.html | x_refsource_MISC | |
| http://seclists.org/fulldisclosure/2019/Aug/21 | mailing-listx_refsource_FULLDISC | |
| http://www.coreftp.com/forums/viewtopic.php?f=15&t=4022509 | x_refsource_CONFIRMProductVendor Advisory | |
| http://www.securityfocus.com/bid/107446 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://github.com/advisories/GHSA-w393-h95m-f879 | Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2019-9648 | ||
| https://seclists.org/fulldisclosure/2019/Mar/23 | mailing-listx_refsource_FULLDISCExploitMailing ListThird Party Advisory | |
| https://web.archive.org/web/20210125013812/https://www.securityfocus.com/bid/107446/ | ||
| https://www.exploit-db.com/exploits/46535 | exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Mar 22, 2019
Updated Aug 4, 2024
Reserved Mar 10, 2019
Link CVE-2019-9648
CISA Vulnrichment
GHSA-W393-H95M-F879 Updated n/a