CVE-2018-18861
CVE-2018-18861 is a critical-severity vulnerability in Pcman Ftp Server Project Pcman Ftp Server with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 4% (90th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-119
- Affected product: Pcman Ftp Server Project Pcman Ftp Server
- Published:
- Last modified:
Description
Buffer overflow in PCMan FTP Server 2.0.7 allows for remote code execution via the APPE command.
Frequently asked questions
- What is CVE-2018-18861?
- Buffer overflow in PCMan FTP Server 2.0.7 allows for remote code execution via the APPE command.
- How severe is CVE-2018-18861?
- CVE-2018-18861 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2018-18861 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-18861?
- CVE-2018-18861 affects Pcman Ftp Server Project Pcman Ftp Server. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-18861?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2018-18861 published?
- CVE-2018-18861 was published on 2018-11-20 and last updated on 2026-06-17.
References
- http://packetstormsecurity.com/files/150174/PCManFTPD-2.0.7-Server-APPE-Command-Buffer-Overflow.html
Affected products (1)
- cpe:2.3:a:pcman_ftp_server_project:pcman_ftp_server:2.0.7:*:*:*:*:*:*:*
More vulnerabilities in Pcman Ftp Server Project Pcman Ftp Server
- CVE-2025-5635 — High (CVSS 7.3): A vulnerability classified as critical was found in PCMan FTP Server 2.0.7. This vulnerability affects unknown code of…
- CVE-2025-5331 — High (CVSS 7.3): A vulnerability has been found in PCMan FTP Server 2.0.7 and classified as critical. This vulnerability affects unknown…
- CVE-2024-0732 — Medium (CVSS 5.3): A vulnerability was found in PCMan FTP Server 2.0.7 and classified as problematic. This issue affects some unknown…
- CVE-2024-0731 — Medium (CVSS 5.3): A vulnerability has been found in PCMan FTP Server 2.0.7 and classified as problematic. This vulnerability affects…
- CVE-2021-4432 — Medium (CVSS 5.3): A vulnerability was found in PCMan FTP Server 2.0.7. It has been classified as problematic. This affects an unknown…
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