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Fencer Vulns
critical 10.0

CVE-2004-2114 json

Stack-based and heap-based buffer overflows in ProxyNow!

published 2004-12-31 21 y ago modified 2026-06-16 4 mo ago also EUVD-2004-2106

cvss
10.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
7.6%
EPSS 7.6% chance of exploitation in 30 days, percentile 94%
public exploits
1
Exploit-DB

Summary

Stack-based and heap-based buffer overflows in ProxyNow! 2.75 and earlier allow remote attackers to execute arbitrary code via a GET request with a long ftp:// URL.

Timeline

  1. First public exploit (EDB-23608)
  2. Published

Exploit prediction

7.58% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-23608 InternetNow ProxyNow 2.6/2.75 - Multiple Stack / Heap Overflow Vulnerabilities remote, 2004-01-26
  • securityfocus.com http://www.securityfocus.com/bid/9500 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

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.