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Critical · 9.8 CVE-2019-25361 EUVD-2019-19703GHSA-64gc-33j4-53f4

Ayukov NFTP client 1.71 - 'SYST' Buffer Overflow

Published Feb 18, 2026 · Updated Feb 19, 2026 · Assigned by VulnCheck

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.

Affected products

VendorProductAffectedFixed
Ayukov Ayukov NFTP client 1.71 —

References