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Fencer Vulns
critical 9.8

CVE-2017-18047 in the critical feed json

Buffer Overflow in the FTP client in LabF nfsAxe 3.7 allows remote FTP servers to execute arbitrary code via a long reply.

published 2018-01-22 8 y ago modified 2026-06-17 4 mo ago also EUVD-2017-9187

cvss
9.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
19.7%
EPSS 19.7% chance of exploitation in 30 days, percentile 97%
public exploits
1
Metasploit

Summary

Buffer Overflow in the FTP client in LabF nfsAxe 3.7 allows remote FTP servers to execute arbitrary code via a long reply.

Timeline

  1. First public exploit (Metasploit exploit/windows/ftp/labf_nfsaxe)
  2. Published

Exploit prediction

19.73% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Metasploit exploit/windows/ftp/labf_nfsaxe LabF nfsAxe 3.7 FTP Client Stack Buffer Overflow metasploit exploit, normal rank, 2017-05-15
  • exploit-db.com https://www.exploit-db.com/exploits/43236/ referenced PoC, tagged "exploit" by a source, unverified
  • exploit-db.com https://www.exploit-db.com/exploits/43518/ referenced PoC, tagged "exploit" by a source, unverified
  • exploit-db.com https://www.exploit-db.com/exploits/42011/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

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.