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CVE-2004-1907
The Web Filtering functionality in Kerio Personal Firewall (KPF) 4.0.13 allows remote attackers to cause a denial of service (crash) by…
Low2.6EPSS 6.7%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
The Web Filtering functionality in Kerio Personal Firewall (KPF) 4.0.13 allows remote attackers to cause a denial of service (crash) by sending hex-encoded URLs containing "%13%12%13".
Timeline
ID reserved
By mitre
- 6 days later
· 6 days later
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 | Low2.6 | AV:N/AC:H/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 6.7% · top 6.1% of all CVEs (8 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 2.6.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (6)
- 20040406 Kerio Personal Firewall 4 and IE 6 "Bug" (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 20040407 Kerio Personal Firewall 4.0.13 - Remote DoS (Crash) (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 10075 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 11331 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- kerio-pf-webfilter-dos(15821) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- http://www.cipher.org.uk/index.php?p=advisories/HEX-Kerio_Personal_Firewall_Remote_DOS_7-04-2004.advisory (opens in a new tab)x_refsource_MISCx_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)
- 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-2004-1907)Record last updated .