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Oracle E-Business Suite EUVDEUVD-2026-79694

| CVE-2026-83341 HIGH
Improper Access Control (CWE-284)
2026-09-15 secalert_us@oracle.com GHSA-3m7q-jc66-9r4g
7.5
CVSS 3.1 · Vendor: oracle
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Locate exposed Applications Manager HTTP endpoint
  2. Delivery
    Send crafted request to RapidClone component
  3. Exploit
    Bypass authentication enforcement
  4. Execution
    Retrieve Applications Manager configuration data
  5. Persist
    Harvest connection and topology details
  6. Impact
    Plan lateral movement

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Access control enforcement
MITRE ATT&CK

1 technique across 1 tactic: Defense Evasion

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Exploitation Conditions

No special conditions beyond network reachability of the Oracle Applications Manager HTTP endpoint on an affected Oracle E-Business Suite 12.2.3-12.2.15 installation: the CVSS vector is AV:N/AC:L/PR:N/UI:N, so no credentials and no user interaction are required. What limits real-world exploitation is exposure and version, not configuration - the Applications Manager listener must be reachable from the attacker's network position, and many enterprises place it behind restricted firewall rules or an internal-only VLAN, which is the single most important factor in assessing actual risk. The privileged information reachable is bounded to what Applications Manager itself can access (C:H/I:N/A:N), so no integrity or availability impact should be expected. The input does not confirm whether the RapidClone feature must be enabled or whether any specific endpoint path is required - that detail is missing and should be verified against the Oracle advisory.

Impact

The CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N, 7.5) describes the easiest possible exploitation profile: network reachable, low complexity, no authentication, no user interaction, with full confidentiality loss scoped to Applications Manager. The 'Authentication Bypass' tag is consistent with a pre-auth access path, though the input does not name the specific missing check. Weighing against that severity: no EPSS score was provided, no CISA KEV entry was supplied, and no POC reference appears in the data - so this cannot be asserted as actively exploited. Exploitation also requires the Applications Manager HTTP endpoint to be reachable, which many organizations restrict to internal networks, materially reducing real-world exposure versus a default-internet-facing service. Practically, this is a priority for any organization running internet- or DMZ-exposed EBS 12.2.x, and a routine-but-real issue for instances confined to trusted networks. Confidence in the severity rating is high because both the description and the vector agree; confidence in exploitation status is explicitly low because the input is silent on KEV/EPSS/POC.

Exploit ScenarioDerived

An attacker who can reach the Applications Manager HTTP port sends crafted requests targeting the RapidClone command-line interface, skipping authentication and returning Applications Manager configuration and management data. Because no credentials or user interaction are needed and the attack is low complexity, the activity is indistinguishable from ordinary HTTP traffic and is well suited to automated mass scanning of exposed EBS consoles. The attacker then uses harvested configuration details - connection strings, topology, and internal hostnames - to plan follow-on lateral movement.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.4% exploitation probability (EPSS)

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AnalysisAIv1 – Sep 15, 2026

An unauthenticated remote attacker with HTTP access to the Oracle Applications Manager component of Oracle E-Business Suite 12.2.3 through 12.2.15 can read critical configuration and management data without supplying credentials. The flaw lives in the Command Line - RapidClone component and carries a CVSS 3.1 base score of 7.5 (AV:N/AC:L/PR:N/UI:N, confidentiality-only impact). No public exploit code, EPSS score, or CISA KEV listing was supplied in the input, so active exploitation is unconfirmed, but the zero-privilege, zero-interaction network vector makes this a high-value target for opportunistic scanning of internet-facing EBS deployments.

RemediationAI

Apply the Oracle Critical Security Patch Update referenced at https://www.oracle.com/security-alerts/cspusep2026.html; the input does not specify an exact patched build number, so confirm the minimum patched release for Applications Manager 12.2.x directly with Oracle Support before declaring remediation complete. If patching cannot be scheduled immediately, the highest-value compensating control is network restriction: place the Applications Manager HTTP listener behind firewall rules or a reverse proxy that permits only trusted administrator subnets, accepting that this breaks legitimate remote administration and any automation that calls the endpoint. Where RapidClone functionality is not operationally required, disable or block access to the RapidClone command-line/web surface, understanding that this will interfere with cloning and patching workflows. Because the flaw is unauthenticated, additional authentication layers (SSO, mTLS) at the proxy should also shield it, but they are mitigation, not a substitute for the vendor patch.

Affected VersionsENISA

Oracle Applications Manager 12.2.3 ≤12.2.15

Affected Packages

euvd oracle_applications_manager no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

Oracle Applications Manager (OAM) is the web-based management console shipped with Oracle E-Business Suite, and RapidClone is the integrated utility that handles the cloning/patching lifecycle of an EBS instance (it stages configuration, database connection, and application-tier metadata). The vulnerable surface is the command-line-driven RapidClone function exposed through the Applications Manager HTTP interface. Because the flaw permits access before authentication is enforced, the weakness belongs to the authentication/authorization enforcement class rather than memory corruption; no CWE identifier was supplied by the source, so the exact root-cause taxonomy is unconfirmed. Confidentiality is the sole impacted metric (C:H/I:N/A:N), meaning the attacker reads Applications Manager-managed content rather than modifying it or halting the service. The NVD reference points to Oracle's Critical Security Patch Update advisory for the EBS product family.

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Severity by source

Vendor (oracle) PRIMARY 7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
vuln.today AI 7.5 HIGH

Unauthenticated network-reachable HTTP request with no user interaction, but impact limited to confidentiality of Applications Manager data.

3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

DescriptionCVE.org

Vulnerability in the Oracle Applications Manager product of Oracle E-Business Suite (component: Command Line - RapidClone). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Applications Manager. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Applications Manager accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).

Threat Intelligence Overview

EPSS Score
0.4%
Top 65% exploitable
Prevalence
High
widely deployed enterprise ERP suite in large organizations
Data Quality
4 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.4%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact· derived
Medium

Priority Score

38
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +38
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

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