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Fencer Vulns
medium 4.3

CVE-2004-2512 json

CRLF injection vulnerability in calendar.php in DCP-Portal 5.3.2 and earlier allows remote attackers to conduct HTTP response splitting att…

published 2004-12-31 21 y ago modified 2026-06-16 4 mo ago also EUVD-2004-2503

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.6%
EPSS 4.6% chance of exploitation in 30 days, percentile 91%
public exploits
1
Exploit-DB

Summary

CRLF injection vulnerability in calendar.php in DCP-Portal 5.3.2 and earlier allows remote attackers to conduct HTTP response splitting attacks to spoof web content and poison web caches via CRLF ("%0d%0a") sequences in the PHPSESSID parameter.

Timeline

  1. First public exploit (EDB-24665)
  2. Published

Exploit prediction

4.59% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-24665 DCP-Portal 3.7/4.x/5.x - 'calendar.php' HTTP Response Splitting webapps, 2004-10-06
  • securityfocus.com http://www.securityfocus.com/bid/11340 referenced PoC, tagged "exploit" by a source, unverified
  • archives.neohapsis.com http://archives.neohapsis.com/archives/bugtraq/2004-10/0042.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

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.