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CVE-2009-3663
Format string vulnerability in the h_readrequest function in http.c in httpdx Web Server 1.4 allows remote attackers to cause a denial of…
High10.0EPSS 14.6%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Format string vulnerability in the h_readrequest function in http.c in httpdx Web Server 1.4 allows remote attackers to cause a denial of service (crash) or execute arbitrary code via format string specifiers in the Host header.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High10.0 | AV:N/AC:L/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 14.6% · top 3.3% of all CVEs (5 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 10.0.
Weakness
Affected products
n/a
- affected n/a
References (6)
- 58129 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- https://exchange.xforce.ibmcloud.com/vulnerabilities/53205 (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 9657 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- 36734 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- ADV-2009-2654 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- http://httpdx.sourceforge.net/downloads/changelog.log (opens in a new tab)x_refsource_CONFIRMx_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://trackcve.app/cve/CVE-2009-3663)Record last updated .