CVE-2019-25361

8.6 highEPSS 0.7%

High (8.6). EPSS 0.7% chance of exploitation in the next 30 days.

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.

Severity

CVSS 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

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.7% chance of exploitation in the next 30 days; higher than 54% of CVEs (scores of 2026-10-31)
CWE: CWE-121
Published: 2026-02-18
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

http://ayukov.com/nftp/
https://www.exploit-db.com/exploits/47576
https://www.vulncheck.com/advisories/ayukov-nftp-client-syst-buffer-overflow

Check your stack JSON