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Fencer Vulns
high 7.5

CVE-2023-45198 json

ftpd before "NetBSD-ftpd 20230930" can leak information about the host filesystem before authentication via an MLSD or MLST command.

published 2023-10-05 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-49505

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 48%
public exploits
0
none known

Summary

ftpd before "NetBSD-ftpd 20230930" can leak information about the host filesystem before authentication via an MLSD or MLST command. tnftpd (the portable version of NetBSD ftpd) before 20231001 is also vulnerable.

Patch / fix

  • netbsd ftpd 2023-09-30
  • netbsd tnftpd 2023-10-01

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.59% chance of exploitation in the next 30 days, higher than 48% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.