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CVE-2009-4442

MEDIUM · CVSS 5.0EPSS 2.5%EU EUVD

Directory Proxy Server (DPS) in Sun Java System Directory Server Enterprise Edition 6.0 through 6.3.1 does not properly implement the max-client-connections configuration setting, which allows remote attackers to cause a denial of service (connection slot exhaustion) by making multiple connections and performing no operations on these connections, aka Bug Id 6648665.

Key facts

CVSS score
5.0 (v2.0)
Severity
MEDIUM
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness (CWE)
CWE-16
EPSS score
2.5% (85th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2009-4409)
Published
December 28, 2009
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2009-4409 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

  • sun / java system directory server
  • sun / java system directory server
  • sun / java system directory server
  • sun / java system directory server
  • sun / java system directory server

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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