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Fencer Vulns
high 7.5

CVE-2004-1561 in the critical feed json

Buffer overflow in Icecast 2.0.1 and earlier allows remote attackers to execute arbitrary code via an HTTP request with a large number of h…

published 2004-12-31 21 y ago modified 2026-06-16 4 mo ago also EUVD-2004-1555

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
77.9%
EPSS 77.9% chance of exploitation in 30 days, percentile 99.5%
public exploits
4
Metasploit, Exploit-DB

Summary

Buffer overflow in Icecast 2.0.1 and earlier allows remote attackers to execute arbitrary code via an HTTP request with a large number of headers.

Patch / fix

  • icecast2 Debian 13, Debian 12 2.0.2.debian-1

debian advisories DEBIAN-CVE-2004-1561

Timeline

  1. First public exploit (Metasploit exploit/windows/http/icecast_header)
  2. Published

Exploit prediction

77.93% chance of exploitation in the next 30 days, higher than 99.5% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Metasploit exploit/windows/http/icecast_header Icecast Header Overwrite metasploit exploit, great rank, 2004-09-28
  • EDB-16763 Icecast 2.0.1 (Windows x86) - Header Overwrite (Metasploit) remote, 2010-04-30
  • EDB-573 Icecast 2.0.1 (Win32) - Remote Code Execution (2) remote, 2004-10-12
  • EDB-568 Icecast 2.0.1 (Win32) - Remote Code Execution (1) remote, 2004-10-06
  • securityfocus.com http://www.securityfocus.com/bid/11271 referenced PoC, tagged "exploit" by a source, unverified
  • aluigi.altervista.org http://aluigi.altervista.org/adv/iceexec-adv.txt referenced PoC, tagged "exploit" by a source, unverified
  • securiteam.com http://www.securiteam.com/exploits/6X00315BFM.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

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.