What’s Vulnerable › Vulnerabilities

CVE-2009-1093

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2009-03-25 · updated 2026-06-16
• Weakness: CWE-16

Description

LdapCtx in the LDAP service 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 does not close the connection when initialization fails, which allows remote attackers to cause a denial of service (LDAP service hang).

Affected products

• Sun Jdk: through 1.5.0; through 1.6.0; 1.5.0, 1.5.0-update1, 1.5.0-update10, 1.5.0-update11, 1.5.0-update11_b03, 1.5.0-update12 (+22)
• Sun Jre: through 1.5.0; through 1.6.0; through 1.3.1_24; through 1.4.2_19; 1.5.0, 1.5.0-update1, 1.5.0-update10, 1.5.0-update11, 1.5.0-update12, 1.5.0-update13 (+64)
• Sun Sdk: through 1.3.1_24; through 1.4.2_19; 1.3.1, 1.3.1_01, 1.3.1_01a, 1.3.1_02, 1.3.1_03, 1.3.1_04 (+41)

References

• http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en&cc=us&objectID=c01745133
• http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00001.html
• http://lists.opensuse.org/opensuse-security-announce/2009-05/msg00003.html
• http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00003.html
• http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00001.html
• http://marc.info/?l=bugtraq&m=124344236532162&w=2
• http://secunia.com/advisories/34489
• http://secunia.com/advisories/34495
• http://secunia.com/advisories/34496
• http://secunia.com/advisories/34632
• http://secunia.com/advisories/34675
• http://secunia.com/advisories/35156

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