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CVE-2007-3304
Apache httpd 1.3.37, 2.0.59, and 2.2.4 with the Prefork MPM module, allows local users to cause a denial of service by modifying the…
Medium4.7EPSS 3.3%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Apache httpd 1.3.37, 2.0.59, and 2.2.4 with the Prefork MPM module, allows local users to cause a denial of service by modifying the worker_score and process_score arrays to reference an arbitrary process ID, which is sent a SIGUSR1 signal from the master process, aka "SIGUSR1 killer."
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.7 | AV:L/AC:M/Au:N/C:N/I:N/A:C |
- EPSS (exploitation in 30 days)
- 3.3% · top 11% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.7.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (91)
- 28606 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=245111 (opens in a new tab)x_refsource_MISCx_transferred
- MDKSA-2007:142 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- 26822 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- ADV-2007-4305 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- ADV-2007-3420 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- RHSA-2007:0557 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- 38939 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- PK52702 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
- MDKSA-2007:140 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- HPSBUX02273 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
- 25827 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 25920 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 26993 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 28212 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://security.psnc.pl/files/apache_report.pdf (opens in a new tab)x_refsource_MISCx_transferred
- 1018304 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 27563 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 27732 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://svn.apache.org/viewvc?view=rev&revision=547987 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 103179 (opens in a new tab)vendor-advisoryx_refsource_SUNALERTx_transferred
- 27209 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- RHSA-2007:0662 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- 26790 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- RHSA-2007:0556 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://httpd.apache.org/security/vulnerabilities_20.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- SUSE-SA:2007:061 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 20070529 Apache httpd vulenrabilities (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- FEDORA-2007-2214 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- [apache-httpd-dev] 20070622 Re: PID table changes (was Re: svn commit: r547987 - in /httpd/httpd/trunk) (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 26759 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- ADV-2007-3494 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- PK50467 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
- 2007-0026 (opens in a new tab)vendor-advisoryx_refsource_TRUSTIXx_transferred
- RHSA-2007:0532 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://httpd.apache.org/security/vulnerabilities_22.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://issues.rpath.com/browse/RPL-1710 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [apache-httpd-dev] 20070629 Re: [PATCH] pid safety checks for 2.2.x (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 20090821 VMSA-2009-0010 VMware Hosted products update libpng and Apache HTTP Server (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 2814 (opens in a new tab)third-party-advisoryx_refsource_SREASONx_transferred
- oval:org.mitre.oval:def:11589 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- 27121 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 20070619 Apache Prefork MPM vulnerabilities - Report (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- ADV-2008-0233 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- http://www.fujitsu.com/global/support/software/security/products-f/interstage-200802e.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- 26211 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- apache-child-process-dos(35095) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 26443 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- [security-announce] 20090820 VMSA-2009-0010 VMware Hosted products update libpng and Apache HTTP Server (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- http://httpd.apache.org/security/vulnerabilities_13.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- GLSA-200711-06 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- 28224 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 200032 (opens in a new tab)vendor-advisoryx_refsource_SUNALERTx_transferred
- 25830 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 24215 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://support.avaya.com/elmodocs2/security/ASA-2007-363.htm (opens in a new tab)x_refsource_CONFIRMx_transferred
- USN-499-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- RHSA-2008:0261 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- 26508 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://support.avaya.com/elmodocs2/security/ASA-2007-353.htm (opens in a new tab)x_refsource_CONFIRMx_transferred
- 26842 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- ADV-2007-3283 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- PK53984 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
- ADV-2007-2727 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 26611 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 26273 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://bugs.gentoo.org/show_bug.cgi?id=186219 (opens in a new tab)x_refsource_CONFIRMx_transferred
- ADV-2007-3100 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- [httpd-cvs] 20190815 svn commit: r1048742 [2/4] - in /websites/staging/httpd/trunk/content: ./ security/vulnerabilities-httpd.xml security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [httpd-cvs] 20190815 svn commit: r1048743 [2/4] - in /websites/staging/httpd/trunk/content: ./ security/vulnerabilities-httpd.xml security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [httpd-cvs] 20190815 svn commit: r1048743 [3/4] - in /websites/staging/httpd/trunk/content: ./ security/vulnerabilities-httpd.xml security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [httpd-cvs] 20190815 svn commit: r1048742 [3/4] - in /websites/staging/httpd/trunk/content: ./ security/vulnerabilities-httpd.xml security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [httpd-cvs] 20200401 svn commit: r1058586 [3/4] - in /websites/staging/httpd/trunk/content: ./ security/vulnerabilities-httpd.xml security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [httpd-cvs] 20200401 svn commit: r1058586 [2/4] - in /websites/staging/httpd/trunk/content: ./ security/vulnerabilities-httpd.xml security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [httpd-cvs] 20200401 svn commit: r1058587 [2/4] - in /websites/staging/httpd/trunk/content: ./ security/vulnerabilities-httpd.xml security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [httpd-cvs] 20200401 svn commit: r1058587 [3/4] - in /websites/staging/httpd/trunk/content: ./ security/vulnerabilities-httpd.xml security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [httpd-cvs] 20210330 svn commit: r1073139 [1/13] - in /websites/staging/httpd/trunk/content: ./ security/json/ (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [httpd-cvs] 20210330 svn commit: r1073140 [1/4] - in /websites/staging/httpd/trunk/content: ./ security/cvejsontohtml.py security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [httpd-cvs] 20210330 svn commit: r1073140 [3/4] - in /websites/staging/httpd/trunk/content: ./ security/cvejsontohtml.py security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [httpd-cvs] 20210330 svn commit: r1888194 [4/13] - /httpd/site/trunk/content/security/json/ (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [httpd-cvs] 20210330 svn commit: r1073140 [2/4] - in /websites/staging/httpd/trunk/content: ./ security/cvejsontohtml.py security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [httpd-cvs] 20210330 svn commit: r1073143 [2/3] - in /websites/staging/httpd/trunk/content: ./ security/ (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [httpd-cvs] 20210330 svn commit: r1073139 [4/13] - in /websites/staging/httpd/trunk/content: ./ security/json/ (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [httpd-cvs] 20210330 svn commit: r1073149 [5/13] - in /websites/staging/httpd/trunk/content: ./ security/ security/json/ (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [httpd-cvs] 20210330 svn commit: r1073146 [2/3] - in /websites/staging/httpd/trunk/content: ./ security/cvejsontohtml.py security/vulnerabilities-httpd.xml security/vulnerabilities_22.html security/vulnerabilities_24.html (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [httpd-cvs] 20210330 svn commit: r1073149 [1/13] - in /websites/staging/httpd/trunk/content: ./ security/ security/json/ (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [httpd-cvs] 20210603 svn commit: r1075360 [2/3] - in /websites/staging/httpd/trunk/content: ./ security/json/CVE-2021-31618.json security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [httpd-cvs] 20210603 svn commit: r1075360 [1/3] - in /websites/staging/httpd/trunk/content: ./ security/json/CVE-2021-31618.json security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [httpd-cvs] 20210606 svn commit: r1075467 [2/2] - in /websites/staging/httpd/trunk/content: ./ security/json/CVE-2021-31618.json security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [httpd-cvs] 20210606 svn commit: r1075467 [1/2] - in /websites/staging/httpd/trunk/content: ./ security/json/CVE-2021-31618.json security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [httpd-cvs] 20210606 svn commit: r1075470 [3/4] - in /websites/staging/httpd/trunk/content: ./ security/json/CVE-2020-13938.json security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html (opens in a new tab)mailing-listx_refsource_MLISTx_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-2007-3304)Record last updated .