CVE-2009-4441
Directory Proxy Server (DPS) in Sun Java System Directory Server Enterprise Edition 6.0 through 6...
Directory Proxy Server (DPS) in Sun Java System Directory Server Enterprise Edition 6.0 through 6.3.1 does not enable the SO_KEEPALIVE socket option, which makes it easier for remote attackers to cause a denial of service (connection slot exhaustion) via multiple connections, aka Bug Id 6782659.
Exploit likelihood
What each source reports
NVD Score used
Directory Proxy Server (DPS) in Sun Java System Directory Server Enterprise Edition 6.0 through 6.3.1 does not enable the SO_KEEPALIVE socket option, which makes it easier for remote attackers to cause a denial of service (connection slot exhaustion) via multiple connections, aka Bug Id 6782659.
- Record
CVE-2009-4441- CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
CVE List No score
Directory Proxy Server (DPS) in Sun Java System Directory Server Enterprise Edition 6.0 through 6.3.1 does not enable the SO_KEEPALIVE socket option, which makes it easier for remote attackers to cause a denial of service (connection slot exhaustion) via multiple connections, aka Bug Id 6782659.
- Record
CVE-2009-4441- Updated
- 2026-11-02
EUVDEUVD-2009-4408 No score
Directory Proxy Server (DPS) in Sun Java System Directory Server Enterprise Edition 6.0 through 6.3.1 does not enable the SO_KEEPALIVE socket option, which makes it easier for remote attackers to cause a denial of service (connection slot exhaustion) via multiple connections, aka Bug Id 6782659.
- Record
EUVD-2009-4408- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-35hr-g25g-cfw6 No score
Directory Proxy Server (DPS) in Sun Java System Directory Server Enterprise Edition 6.0 through 6...
Directory Proxy Server (DPS) in Sun Java System Directory Server Enterprise Edition 6.0 through 6.3.1 does not enable the SO_KEEPALIVE socket option, which makes it easier for remote attackers to cause a denial of service (connection slot exhaustion) via multiple connections, aka Bug Id 6782659.
- Record
GHSA-35hr-g25g-cfw6- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2009-4441 is a medium vulnerability (CVSS 5.0) in Sun Java System Directory Server, published December 28, 2009. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.48%, the 84th percentile. No source names a fixed version.
References
vupen.com/english/advisories/2009/3647
sunsolve.sun.com/search/document.do?assetkey=1-21-141958-01-1
securityfocus.com/bid/37481
securitytracker.com/id?1023389
secunia.com/advisories/37915
nvd.nist.gov/vuln/detail/CVE-2009-4441
github.com/advisories/GHSA-35hr-g25g-cfw6