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Fencer Intel
high 7.5

CVE-2017-12784 json

In Youngzsoft CCFile (aka CC File Transfer) 3.6, by sending a crafted HTTP request, it is possible for a malicious user to remotely crash t…

published 2017-08-21 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-4323

cvss
7.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.3%
EPSS 2.3% chance of exploitation in 30 days, percentile 83%
public exploits
0
none known

Summary

In Youngzsoft CCFile (aka CC File Transfer) 3.6, by sending a crafted HTTP request, it is possible for a malicious user to remotely crash the affected software. No authentication is required. An example payload is a malformed request header with many '|' characters. NOTE: some sources use this ID for a NoviWare issue, but the correct ID for that issue is CVE-2017-12787.

Exploit prediction

2.27% chance of exploitation in the next 30 days, higher than 83% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • drive.google.com https://drive.google.com/file/d/0B9DojFnTUSNGcG1WN2Q1eVZMQTg/view referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Intel 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.