CVE-2018-7573
CVE-2018-7573 is a critical-severity vulnerability in Ftpshell Ftpshell Client with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 70% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-119.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 10.0
- EPSS exploit prediction: 70% (99th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-119
- Affected product: Ftpshell Ftpshell Client
- Published:
- Last modified:
Description
An issue was discovered in FTPShell Client 6.7. A remote FTP server can send 400 characters of 'F' in conjunction with the FTP 220 response code to crash the application; after this overflow, one can run arbitrary code on the victim machine. This is similar to CVE-2009-3364 and CVE-2017-6465.
Frequently asked questions
- What is CVE-2018-7573?
- An issue was discovered in FTPShell Client 6.7. A remote FTP server can send 400 characters of 'F' in conjunction with the FTP 220 response code to crash the application; after this overflow, one can run arbitrary code on the victim machine. This is similar to CVE-2009-3364 and CVE-2017-6465.
- How severe is CVE-2018-7573?
- CVE-2018-7573 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-2018-7573 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 70% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-7573?
- CVE-2018-7573 affects Ftpshell Ftpshell Client. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-7573?
- 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-2018-7573 published?
- CVE-2018-7573 was published on 2018-03-01 and last updated on 2026-06-17.
References
- https://cxsecurity.com/issue/WLB-2018030011
- https://www.exploit-db.com/exploits/44596/
- https://www.exploit-db.com/exploits/44968/
Affected products (1)
- cpe:2.3:a:ftpshell:ftpshell_client:6.70:*:*:*:*:*:*:*
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