How severe is CVE-2008-3683?

CVE-2008-3683 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2008-3683 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-3683?

CVE-2008-3683 primarily affects Sun Java System Web Proxy Server. In total, 30 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-3683?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2008-3683 published?

CVE-2008-3683 was published on 2008-08-14 and last updated on 2026-06-16.

CVE-2008-3683

CVE-2008-3683 is a medium-severity vulnerability in Sun Java System Web Proxy Server with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 2% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Sun Java System Web Proxy Server
Published: 2008-08-14
Last modified: 2026-06-16

Description

Unspecified vulnerability in the FTP subsystem in Sun Java System Web Proxy Server 4.0 through 4.0.5 before SP6 allows remote attackers to cause a denial of service (failure to accept connections) via unknown vectors, probably related to exhaustion of file descriptors.

Frequently asked questions

What is CVE-2008-3683?: Unspecified vulnerability in the FTP subsystem in Sun Java System Web Proxy Server 4.0 through 4.0.5 before SP6 allows remote attackers to cause a denial of service (failure to accept connections) via unknown vectors, probably related to exhaustion of file descriptors.
How severe is CVE-2008-3683?: CVE-2008-3683 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2008-3683 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-3683?: CVE-2008-3683 primarily affects Sun Java System Web Proxy Server. In total, 30 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-3683?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2008-3683 published?: CVE-2008-3683 was published on 2008-08-14 and last updated on 2026-06-16.

References

Affected products (30)

cpe:2.3:a:sun:java_system_web_proxy_server:4:sp1:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4:sp2:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4:sp3:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4:sp4:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4:sp5:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4.0.1:sp1:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4.0.1:sp2:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4.0.1:sp3:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4.0.1:sp4:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4.0.1:sp5:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4.0.2:sp1:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4.0.2:sp2:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4.0.2:sp3:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4.0.2:sp4:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4.0.2:sp5:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4.0.3:sp1:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4.0.3:sp2:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4.0.3:sp3:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4.0.3:sp4:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4.0.3:sp5:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4.0.4:sp1:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4.0.4:sp2:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4.0.4:sp3:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4.0.4:sp4:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4.0.4:sp5:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4.0.5:sp1:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4.0.5:sp2:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4.0.5:sp3:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4.0.5:sp4:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_web_proxy_server:4.0.5:sp5:*:*:*:*:*:*

More vulnerabilities in Sun Java System Web Proxy Server

CVE-2008-4541 — Critical (CVSS 10.0): Heap-based buffer overflow in the FTP subsystem in Sun Java System Web Proxy Server 4.0 through 4.0.7 allows remote…
CVE-2007-2881 — Critical (CVSS 10.0): Multiple stack-based buffer overflows in the SOCKS proxy support (sockd) in Sun Java Web Proxy Server before 4.0.5…
CVE-2005-1232 — High (CVSS 7.5): Buffer overflow in Sun Java System Web Proxy Server (aka Sun ONE Proxy Server) 3.6 SP6 allows remote attackers to…
CVE-2004-1350 — High (CVSS 7.5): Multiple buffer overflows in Sun Java System Web Proxy Server (formerly Sun ONE Proxy Server) 3.6 through 3.6 SP4 allow…
CVE-2006-6276 — Medium (CVSS 6.8): HTTP request smuggling vulnerability in Sun Java System Proxy Server before 20061130, when used with Sun Java System…
CVE-2005-4806 — Medium (CVSS 5.0): Multiple unspecified vulnerabilities in Sun Java System Web Proxy Server 3.6 SP7 and earlier allow remote attackers to…

All CVEs affecting Sun Java System Web Proxy Server →