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Fencer Vulns
critical 10.0

CVE-2001-0173 json

Buffer overflow in qDecoder library 5.08 and earlier, as used in CrazyWWWBoard, CrazySearch, and other CGI programs, allows remote attacker…

published 2001-03-09 25 y ago modified 2026-06-16 4 mo ago also EUVD-2001-0173

cvss
10.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
6.0%
EPSS 6.0% chance of exploitation in 30 days, percentile 93%
public exploits
1
Exploit-DB

Summary

Buffer overflow in qDecoder library 5.08 and earlier, as used in CrazyWWWBoard, CrazySearch, and other CGI programs, allows remote attackers to execute arbitrary commands via a long MIME Content-Type header.

Patch / fix

Timeline

  1. First public exploit (EDB-20606)
  2. Published

Exploit prediction

6.03% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-20606 qDecoder 4.x/5.x - Remote Buffer Overflow remote, 2000-03-26
  • securityfocus.com http://www.securityfocus.com/bid/2329 referenced PoC, tagged "exploit" by a source, unverified
  • archives.neohapsis.com http://archives.neohapsis.com/archives/bugtraq/2001-01/0486.html 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.