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CVE-2004-2393

20
FAUCET Score

CVE-2004-2393 describes a critical vulnerability in Java Secure Socket Extension (JSSE) versions 1.0.3 through 1.0.3_2, where improper validation of certificate chains allows remote attackers to spoof SSL/TLS authentication. This vulnerability carries a CVSS score of 7.5, indicating high severity due to its network-based attack vector, low complexity, and potential for complete compromise of confidentiality, integrity, and availability. Despite its age and severity, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
1.0.3CPE matchmatch criteria
cpe:2.3:a:sun:jsse:1.0.3:*:*:*:*:*:*:*
1.0.3_01CPE matchmatch criteria
cpe:2.3:a:sun:jsse:1.0.3_01:*:*:*:*:*:*:*
1.0.3_02CPE matchmatch criteria
cpe:2.3:a:sun:jsse:1.0.3_02:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

AV:N/AC:L/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.06%
Probability of exploitation in next 30 days
EPSS Percentile
79.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0206 is in the 64th percentile among its peer group of 51,485 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

secunia.com / advisories/11639
PatchVendor Advisory
securitytracker.com / id
Patch
exchange.xforce.ibmcloud.com / vulnerabilities/16194
sunsolve.sun.com / search/document.do
PatchVendor Advisory
sunsolve.sun.com / search/document.do
sunsolve.sun.com / search/document.do
osvdb.org / 6299
Patch
securityfocus.com / bid/10387
Patch