CVE-2012-3143: Critical – Unspecified vulnerability in the Java Runtime Environment (JRE)

◆ AI Analysis — automated analysis, not human-reviewed

This vulnerability was disclosed in 2012. A critical vulnerability affects Oracle systems (CVE-2012-3143). No public exploit code is currently available. Isolate affected systems if patching is not feasible.

BSID: BS-2012-GLOBAL-032132-C • Model: rule-based-v1 • Confidence: MEDIUM

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Frequently Asked Questions

What is CVE-2012-3143?

This vulnerability was disclosed in 2012. A critical vulnerability affects Oracle systems (CVE-2012-3143). No public exploit code is currently available. Isolate affected systems if patching is not feasible.

What is the CVSS score for CVE-2012-3143?

CVE-2012-3143 has CVSS 10.0 (Critical). Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C. EPSS: 5.6%.

Is CVE-2012-3143 actively exploited?

No confirmed active exploitation of CVE-2012-3143 as of 2026-09-25.

How do I remediate CVE-2012-3143?

Priority: MEDIUM. Advisory: http://www.oracle.com/technetwork/topics/security/javacpuoct2012-1515924.html PSIRT: [email protected]

What systems are affected by CVE-2012-3143?

CVE-2012-3143 affects Oracle Jre, Jdk; Sun Jdk, Jre.

Vulnerability Details

CVE ID	`CVE-2012-3143`
BSID	`BS-2012-GLOBAL-032132-C` BreachSpider Global ID
CVSS Vector	`AV:N/AC:L/Au:N/C:C/I:C/A:C`
Published	2012-10-16
Last Modified	2026-06-16
ICS Relevance	0%
Source	NVD

Official Description

Unspecified vulnerability in the Java Runtime Environment (JRE) component in Oracle Java SE 7 Update 7 and earlier, 6 Update 35 and earlier, and 5.0 Update 36 and earlier allows remote attackers to affect confidentiality, integrity, and availability, related to JMX, a different vulnerability than CVE-2012-5089.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

Vulnerability details: Unspecified vulnerability in the Java Runtime Environment (JRE) component in Oracle Java SE 7 Update 7 and earlier, 6 Update 35 and earlier, and 5.0 Update 36 and earlier allows remote attackers to affect confidentiality, integrity, and availability, related to JMX, a different vulnerability than CVE-2012-5089. CVSS vector: AV:N/AC:L/Au:N/C:C/I:C/A:C.

Exploitation Likelihood: LOW

Affected Products

Vendor	Product	Affected Versions
Oracle	Jre	`≤ 1.7.0`
Oracle	Jdk	`≤ 1.7.0`
Sun	Jdk	`1.5.0` `1.6.0` `1.6.0.200` `1.6.0.210`
Sun	Jre	`1.5.0` `1.6.0`

Remediation

View Vendor Advisory →

Remediation Priority: MEDIUM

Vendor PSIRT: [email protected]

Threat Intelligence

● Threat Intelligence Validated: October 2026 | Threat Age: 5112 Days

CISA known-exploited	Not in KEV catalog
Public Exploit	Not confirmed
PoC Code	Not confirmed

AI Enrichment Record — provenance & audit hash

Model	`rule-based-v1`
Confidence	MEDIUM
Enriched At	2026-05-24
SHA-512 Audit Hash	`85c02f0300844bdf86d6b9cd85101ba48025ce6d8e48ef6c187cb6597a7c31ad61bb80e697ad4365d75c03e86eac4a4e1cd74eeec2aec0801bdcb1191aec991f`

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