CVE-2009-1101

CVE-2009-1101 is a medium-severity vulnerability in Sun Jdk 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

Description

Unspecified vulnerability in the lightweight HTTP server implementation in Java SE Development Kit (JDK) and Java Runtime Environment (JRE) 6 Update 12 and earlier allows remote attackers to cause a denial of service (probably resource consumption) for a JAX-WS service endpoint via a connection without any data, which triggers a file descriptor "leak."

Frequently asked questions

What is CVE-2009-1101?
Unspecified vulnerability in the lightweight HTTP server implementation in Java SE Development Kit (JDK) and Java Runtime Environment (JRE) 6 Update 12 and earlier allows remote attackers to cause a denial of service (probably resource consumption) for a JAX-WS service endpoint via a connection without any data, which triggers a file descriptor "leak."
How severe is CVE-2009-1101?
CVE-2009-1101 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2009-1101 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-1101?
CVE-2009-1101 primarily affects Sun Jdk. In total, 23 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-1101?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-1101 published?
CVE-2009-1101 was published on 2009-03-25 and last updated on 2026-06-16.

References

Affected products (23)

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