Apache Tomcat 5.5.11 through 5.5.25 and 6.0.0 through 6.0.15, when the native APR connector is used, does not properly handle an empty request to the SSL port, which allows remote attackers to trigger handling of "a duplicate copy of one of the recent requests," as demonstrated by using netcat to send the empty request.
CVE-2007-6286
- No confirmed exploitation signals yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 91.7%
- KEV
- Not listed
Published
February 12, 2008
Last Modified
April 23, 2026
References (60)
- secalert@redhathttp://lists.apple.com/archives/security-announce/2008/Oct/msg00001.html
- secalert@redhathttp://lists.opensuse.org/opensuse-security-announce/2009-02/msg00002.html
- secalert@redhathttp://marc.info/?l=bugtraq&m=139344343412337&w=2
- secalert@redhathttp://secunia.com/advisories/28878
- secalert@redhathttp://secunia.com/advisories/28915
- secalert@redhathttp://secunia.com/advisories/29711
- secalert@redhathttp://secunia.com/advisories/30676
- secalert@redhathttp://secunia.com/advisories/32222
- secalert@redhathttp://secunia.com/advisories/37460
- secalert@redhathttp://secunia.com/advisories/57126
- secalert@redhathttp://security.gentoo.org/glsa/glsa-200804-10.xml
- secalert@redhathttp://securityreason.com/securityalert/3637
- secalert@redhathttp://support.apple.com/kb/HT3216
- secalert@redhathttp://tomcat.apache.org/security-5.html
- secalert@redhathttp://tomcat.apache.org/security-6.html
Patch Availability(1)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| maven | org.apache.tomcat:tomcat | — | ghsa |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Affected Packages
(1 across 1 ecosystem)
Maven(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| org.apache.tomcat:tomcat | — | — | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 8× in last 7d / 38× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-06 16:22 UTCEPSS rescore
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- 2026-05-30 23:00 UTCGHSA enrichment
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Related CVEs(same product + same CWE)
Same product
10 shownmaven:org.apache.tomcat:tomcat
Same CWE
10 shownCWE-200
Frequently asked(4)
What is CVE-2007-6286?
When was CVE-2007-6286 disclosed?
Is CVE-2007-6286 actively exploited?
How do I remediate CVE-2007-6286?
Dependency Blast Radius
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