CVE-2009-1094

CVE-2009-1094 is a critical-severity vulnerability in Sun Jdk with a CVSS 2.0 base score of 10.0. 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 LDAP implementation in Java SE Development Kit (JDK) and Java Runtime Environment (JRE) 5.0 Update 17 and earlier; 6 Update 12 and earlier; SDK and JRE 1.3.1_24 and earlier; and 1.4.2_19 and earlier allows remote LDAP servers to execute arbitrary code via unknown vectors related to serialized data.

Frequently asked questions

What is CVE-2009-1094?
Unspecified vulnerability in the LDAP implementation in Java SE Development Kit (JDK) and Java Runtime Environment (JRE) 5.0 Update 17 and earlier; 6 Update 12 and earlier; SDK and JRE 1.3.1_24 and earlier; and 1.4.2_19 and earlier allows remote LDAP servers to execute arbitrary code via unknown vectors related to serialized data.
How severe is CVE-2009-1094?
CVE-2009-1094 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2009-1094 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-1094?
CVE-2009-1094 primarily affects Sun Jdk. In total, 151 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-1094?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2009-1094 published?
CVE-2009-1094 was published on 2009-03-25 and last updated on 2026-06-16.

References

Affected products (151)

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