CVE-2004-2512
CRLF injection vulnerability in calendar.php in DCP-Portal 5.3.2 and earlier allows remote attackers to conduct HTTP response splitting…
- 4.3MediumCVSS base score
- 4.6%Exploitation in 30 daysEPSS · top 8.3% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
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.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it.
Show the exploits1
Exploit-DB1 entry
- DCP-Portal 3.7/4.x/5.x - 'calendar.php' HTTP Response Splitting (Exploit-DB entry) (opens in a new tab)
EDB-ID 24665webapps, phppublished 6 Oct 2004Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
Published
- 19 years later
· 19 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
- EPSS (exploitation in 30 days)
- 4.6% · top 8.3% of all CVEs (9 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Affected products
n/a
- affected n/a
References
6
- 10591 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 12751 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 11340 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 1011481 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- dcpportal-phpsessid-response-splitting(17640) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 20041006 [Maxpatrol Security Advisory] Multiple vulnerabilities in DCP-Portal (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2004-2503 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2004-2512)Record last updated .