CVE-2004-2393: n/a vulnerability

CVE-2004-2393: Java Secure Socket Extension (JSSE) 1.0.3 through 1.0.3_2 does not properly validate the certificate chain...

Java Secure Socket Extension (JSSE) 1.0.3 through 1.0.3_2 does not properly validate the certificate chain of a client or server, which allows remote attackers to falsely authenticate peers for SSL/TLS.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 8, 2024, 01:22 UTC (UTC+00:00)

Security readout for executives and security teams

This is an old Java SSL/TLS trust flaw. Affected JSSE versions could accept an invalid certificate chain, letting a remote party be falsely trusted as a client or server. The main concern is legacy Java systems that still depend on JSSE 1.0.3 through 1.0.3_2 for TLS authentication. Likely exposure is limited to very old Java deployments, embedded products, vendor appliances, or legacy applications that bundled JSSE 1.0.3 through 1.0.3_2. Modern Java runtimes are not identified as affected in the supplied sources. Treat this as a targeted legacy-risk item, not a broad emergency. Escalate quickly if any internet-facing, partner-facing, or privileged internal system still uses the affected JSSE versions for trust decisions. Mitigation focus: Inventory systems using JSSE 1.0.3 through 1.0.3_2.; Check Sun or current Oracle guidance for corrected packages.; Replace unsupported Java or bundled JSSE components where found..

Prepared: Jun 29, 2026, 18:28 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Aug 17, 2005, 04:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

2Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
sun-jsse-improper-validation(16194)CVE reference · vdb-entry, x_refsource_XF

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

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