CVE-2019-25361
Ayukov NFTP client 1.71 - 'SYST' Buffer Overflow
- State
- Published
- Severity
- 8.6 High
- Published
- Feb 18, 2026
- Updated
- Feb 19, 2026
- Reserved
- Feb 13, 2026
Description
Ayukov NFTP client 1.71 contains a buffer overflow vulnerability in the SYST command handling that allows remote attackers to execute arbitrary code. Attackers can send a specially crafted SYST command with oversized payload to trigger a buffer overflow and execute a bind shell on port 5150.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.6 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 9.8 Critical | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-121 Stack-based Buffer Overflow
Affected Products
| Product | Versions |
|---|---|
Ayukov NFTP clientAyukov |
|
References
- ExploitDB-47576exploit
- Vendor Homepageproduct
- VulnCheck Advisory: Ayukov NFTP client 1.71 - 'SYST' Buffer Overflowthird-party-advisory
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