CVE-2019-9649
CVE-2019-9649 is a medium-severity vulnerability in Coreftp Core Ftp with a CVSS 3.x base score of 5.3. Its EPSS exploit-prediction score of 15% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-22.
Key facts
- Severity: Medium (CVSS 3.x base score 5.3)
- CVSS v2: 5.0
- EPSS exploit prediction: 15% (96th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-22
- Affected product: Coreftp Core Ftp
- Published:
- Last modified:
Description
An issue was discovered in the SFTP Server component in Core FTP 2.0 Build 674. Using the MDTM FTP command, a remote attacker can use a directory traversal technique (..\..\) to browse outside the root directory to determine the existence of a file on the operating system, and its last modified date.
Frequently asked questions
- What is CVE-2019-9649?
- An issue was discovered in the SFTP Server component in Core FTP 2.0 Build 674. Using the MDTM FTP command, a remote attacker can use a directory traversal technique (..\..\) to browse outside the root directory to determine the existence of a file on the operating system, and its last modified date.
- How severe is CVE-2019-9649?
- CVE-2019-9649 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
- Is CVE-2019-9649 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 15% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2019-9649?
- CVE-2019-9649 affects Coreftp Core Ftp. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2019-9649?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2019-9649 published?
- CVE-2019-9649 was published on 2019-03-22 and last updated on 2026-06-17.
References
- http://packetstormsecurity.com/files/154205/CoreFTP-Server-MDTM-Directory-Traversal.html
- http://seclists.org/fulldisclosure/2019/Aug/22
- http://www.coreftp.com/forums/viewtopic.php?f=15&t=4022509
- http://www.securityfocus.com/bid/107449
- https://seclists.org/fulldisclosure/2019/Mar/25
- https://www.exploit-db.com/exploits/46534
Affected products (1)
- cpe:2.3:a:coreftp:core_ftp:2.0:*:*:*:*:*:*:*
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- CVE-2013-3930 — Critical (CVSS 9.3): Stack-based buffer overflow in Core FTP before 2.2 build 1785 allows remote FTP servers to execute arbitrary code via a…
- CVE-2009-3484 — Critical (CVSS 9.3): Stack-based buffer overflow in Core FTP 2.1 build 1612 allows user-assisted remote attackers to execute arbitrary code…
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- CVE-2019-25686 — High (CVSS 7.5): Core FTP 2.0 build 653 contains a denial of service vulnerability in the PBSZ command that allows unauthenticated…
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