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Oracle E-Business Suite EUVDEUVD-2026-106046

| CVE-2026-101638 HIGH
Improper Access Control (CWE-284)
2026-10-20 secalert_us@oracle.com GHSA-56v5-rghf-mcjv
7.3
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
    Obtain low-privileged local login on EBS app tier
  2. Exploit
    Stage malicious AD Utilities input/artifact
  3. Execution
    Induce administrator to run affected utility
  4. Impact
    Take over Applications DBA (full CIA compromise)

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

Exploitation requires (1) an authenticated low-privileged local account (PR:L) with logon to the infrastructure/host where Oracle E-Business Suite Applications DBA (AD Utilities component) executes - there is NO remote network vector (AV:L), and (2) interaction from a separate person other than the attacker (UI:R), i.e. a legitimate administrator or operator must perform an action such as running an AD Utilities command that processes attacker-influenced input. These two factors - local authenticated access and dependence on a distinct victim action - are the primary limiters: the flaw cannot be triggered remotely, anonymously, or without a second human in the loop, which is why it is realistic mainly as an insider or post-compromise escalation path on EBS 12.2.3-12.2.15.

Impact

This is a genuinely serious but access-constrained vulnerability, not a drop-everything internet-facing emergency. The CVSS 3.1 vector (AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H, base 7.3) is internally consistent and points to full compromise (C:H/I:H/A:H = takeover of Applications DBA) but only for an attacker who already has a local, authenticated foothold (AV:L, PR:L) on the host where Applications DBA executes, AND who can induce a separate human (UI:R) to perform an action. These two gating conditions substantially reduce real-world exploitability versus a remote unauthenticated flaw of the same score. No EPSS score, CISA KEV listing, or public POC was provided in the intelligence, so there is no evidence of active or imminent exploitation; absence of these signals is expected for a freshly disclosed Oracle Critical Patch Update item and should not be read as 'safe.' One data conflict to note explicitly: the input Tags label this 'Information Disclosure,' but the CVSS vector and description both assert full Confidentiality, Integrity, AND Availability impact (takeover), so the tag understates the actual impact - treat this as a privilege-escalation/takeover issue, not mere disclosure. Overall priority: medium-high for organizations running the affected EBS 12.2.x versions, driven by insider-threat and chained-attack scenarios rather than mass internet exploitation.

Exploit ScenarioDerived

A low-privileged user with a valid local login on the Oracle E-Business Suite application tier stages malicious input or a crafted artifact that is later processed by AD Utilities. When a legitimate administrator or operator runs the affected AD Utilities operation, the attacker's payload executes in the Applications DBA context, yielding full takeover. No public exploit code was identified at time of analysis, and the local access plus required victim interaction make this most realistic as an insider or post-foothold escalation.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.2% exploitation probability (EPSS)

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AnalysisAIv1 – Oct 21, 2026

Oracle E-Business Suite Applications DBA (AD Utilities) versions 12.2.3 through 12.2.15 can be taken over by a low-privileged attacker who already has local logon access to the infrastructure where the component runs and can induce a different person-typically an administrator or operator-to perform an action involving attacker-influenced input. Successful exploitation gives high confidentiality, integrity, and availability impact, and the CVSS 3.1 base score is 7.3 (AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H). No public exploit code or confirmed active exploitation was identified at time of analysis, and the local vector plus required human interaction limit realistic exposure to insider or post-compromise scenarios.

RemediationAI

Apply the Oracle Critical Patch Update for October 2026 (https://www.oracle.com/security-alerts/cpuoct2026.html) and confirm the exact AD Utilities patch version for 12.2.3-12.2.15 in the advisory or My Oracle Support before deployment; the input data does not provide a specific fixed version number beyond that advisory reference. Until patched, restrict local logon to the EBS application tier to trusted administrators and operators, enforce least privilege so low-privileged accounts cannot invoke AD Utilities, and audit or require change-control approval for AD Utilities commands that process externally influenced input. These controls reduce insider and post-compromise paths but trade off operational flexibility and add administrative overhead; disabling AD Utilities entirely is not practical because it would block patching and maintenance. Because UI:R is required, user awareness for administrators and operators handling AD Utilities input is also relevant.

Affected VersionsENISA

Applications DBA 12.2.3 ≤12.2.15

Affected Packages

euvd applications_dba 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

Applications DBA (AD Utilities) is the administrative toolset used to manage Oracle E-Business Suite application-tier operations such as patching, configuration, and cloning. The provided data assigns no CWE, so the exact root-cause class is not confirmed; the assessed vector (AV:L/AC:L/PR:L/UI:R) shows the flaw is reachable only from a local low-privileged account on the EBS infrastructure and requires a separate user to take an action, rather than being remotely triggerable. The high C/I/A impact means a successful chain can compromise the AD Utilities component's confidentiality, integrity, and availability, but exploitation depends on local access and a second human in the loop. ENISA EUVD lists Applications DBA 12.2.3 ≤ 12.2.15 as affected; no CPE strings were provided.

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Severity by source

Vendor (oracle) PRIMARY 7.3 HIGH
AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
vuln.today AI 7.3 HIGH

Local authenticated foothold (AV:L/PR:L) plus a required action by a separate operator (UI:R) gate a full takeover of Applications DBA (C:H/I:H/A:H); unchanged scope.

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

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

DescriptionCVE.org

Vulnerability in the Applications DBA product of Oracle E-Business Suite (component: AD Utilities). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Applications DBA executes to compromise Applications DBA. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in takeover of Applications DBA. CVSS 3.1 Base Score 7.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H).

Executive ViewAI

Why It Matters

Oracle E-Business Suite Applications DBA (AD Utilities), versions 12.2.3 through 12.2.15, carries a high-severity vulnerability that allows an authenticated local user to take control of the component by inducing an administrator or operator to act on attacker-influenced input. Because exploitation requires existing local logon access and human interaction, realistic exposure is concentrated among insiders or accounts already compromised, making privileged-access governance and administrator awareness the primary leadership concerns rather than external perimeter defense. The absence of a vendor-released patch elevates the need for interim controls for any organization running these EBS versions.

Business Impact: Medium
Compensating Controls

No vendor-released patch identified at time of analysis. Interim mitigations include restricting local logon access to AD Utilities hosts, enforcing least privilege and separation of duties for administrators, requiring multi-factor authentication, enabling detailed session and audit logging, and monitoring for social-engineering attempts or anomalous administrative actions.

Threat Intelligence Overview

EPSS Score
0.2%
Top 96% exploitable
Prevalence
High
widely deployed enterprise ERP suite across 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 0.2%
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
Defer
Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No
Human Impact
Medium

Priority Score

36
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +36
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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