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Fencer Vulns
medium 4.0

CVE-2008-4500 json

Serv-U 7.0.0.1 through 7.3, including 7.2.0.1, allows remote authenticated users to cause a denial of service (CPU consumption) via a craft…

published 2008-10-08 18 y ago modified 2026-06-16 4 mo ago also EUVD-2008-4481

cvss
4.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
10.3%
EPSS 10.3% chance of exploitation in 30 days, percentile 95%
public exploits
1
Exploit-DB

Summary

Serv-U 7.0.0.1 through 7.3, including 7.2.0.1, allows remote authenticated users to cause a denial of service (CPU consumption) via a crafted stou command, probably related to MS-DOS device names, as demonstrated using "con:1".

Timeline

  1. First public exploit (EDB-6660)
  2. Published

Exploit prediction

10.25% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-6660 RhinoSoft Serv-U FTP Server 7.3 - (Authenticated) 'stou con:1' Denial of Service dos, 2008-10-03
  • securityfocus.com http://www.securityfocus.com/bid/31556 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:N/I:N/A:P

Classification

Weakness
  • CWE-20 Improper Input Validation

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.