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Oracle Enterprise Manager CVE-2026-70684

| EUVDEUVD-2026-61639 HIGH
Improper Access Control (CWE-284)
2026-08-18 secalert_us@oracle.com GHSA-w4gc-95vm-c84h
8.1
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
    Identify OEM Agent Next Gen HTTP endpoint on network
  2. Delivery
    Send crafted HTTP requests to target component
  3. Exploit
    Satisfy high-complexity exploitation condition (race or state trigger)
  4. Execution
    Achieve unauthenticated code execution on platform
  5. Impact
    Gain full control over Oracle Enterprise Manager Base Platform

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 unauthenticated network access to the Oracle Enterprise Manager Base Platform's Agent Next Gen component via HTTP - no authentication is required (PR:N per the vendor-provided CVSS vector). However, the high attack complexity (AC:H) means a specific environmental condition must be satisfied, such as a race window, a particular system or session state, or a multi-step interaction sequence not directly controlled by the attacker. Oracle's advisory uses the phrase 'difficult to exploit,' confirming this constraint. What limits exploitation is the AC:H barrier - this is not a one-shot, fire-and-forget attack and is unlikely to be successfully automated at scale without precise targeting. No user interaction is required (UI:N), and the scope is unchanged (S:U), meaning impact is confined to the OEM Base Platform itself rather than cascading to adjacent systems.

Impact

The CVSS 8.1 score reflects a high-severity finding tempered by one significant real-world constraint: AC:H indicates exploitation requires conditions beyond the attacker's direct control - such as a race condition, a particular system state, or a multi-step prerequisite - distinguishing this from trivially automatable mass exploitation. No EPSS score is available in the provided intelligence, and this vulnerability is not listed in the CISA KEV catalog, confirming no verified active exploitation at time of analysis. A tag of 'Information Disclosure' conflicts with the CVSS triple C:H/I:H/A:H, which implies full takeover rather than data exposure alone; this discrepancy should be validated against the Oracle advisory directly before communicating risk to stakeholders. Despite the AC:H friction, even a mid-sized municipal IT team in malbork managing Oracle infrastructure with OEM should treat this as urgent, given that successful exploitation yields complete platform compromise with no authentication barrier. No public proof-of-concept has been identified, meaning exploitation likely demands skilled adversaries with detailed knowledge of the OEM agent internals.

Exploit ScenarioDerived

An unauthenticated attacker with network access to the Oracle Enterprise Manager Agent Next Gen HTTP interface sends crafted HTTP requests engineered to satisfy the high-complexity exploitation conditions - likely triggering a race condition or exploiting a specific protocol state in the agent's request handler. Upon meeting those conditions, the attacker gains full control over the OEM Base Platform, enabling manipulation of managed targets, exfiltration of credentials or monitoring telemetry, and disruption of enterprise-wide infrastructure management. No public proof-of-concept code has been identified, suggesting exploitation requires significant adversary investment or prior internal research.

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 – Aug 19, 2026

Remote takeover of Oracle Enterprise Manager Base Platform is achievable by unauthenticated network attackers via HTTP targeting the Agent Next Gen component in versions 13.5 and 24.1. Despite the high attack complexity requirement (CVSS AC:H), successful exploitation yields complete compromise - high confidentiality, integrity, and availability impact, effectively full platform control. No public exploit or active exploitation has been identified at time of analysis, but the Oracle CPU August 2026 advisory documents this as a supported-version vulnerability requiring immediate attention.

RemediationAI

Apply the Oracle Critical Patch Update for August 2026, available at https://www.oracle.com/security-alerts/cspuaug2026.html, which addresses this vulnerability in Oracle Enterprise Manager Base Platform 13.5 and 24.1. The exact patched build number is not specified in available data and must be confirmed via the Oracle support portal or My Oracle Support. As a compensating control pending patch application, restrict network access to the Agent Next Gen HTTP endpoint via firewall rules or network ACLs, limiting reachability to trusted management subnets only - this reduces the effective attack surface given the network-based attack vector but does not eliminate the vulnerability. Organizations should also audit OEM agent communication logs for anomalous HTTP traffic patterns targeting the agent endpoint as an indicator of exploitation attempts.

Affected VersionsENISA

Oracle Enterprise Manager Base Platform 13.5
Oracle Enterprise Manager Base Platform 24.1

Affected Packages

euvd oracle_enterprise_manager_base_platform 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 Enterprise Manager (OEM) Base Platform is Oracle's enterprise-grade IT infrastructure monitoring and management solution, broadly deployed in organizations running Oracle Database, middleware, and cloud services. The vulnerable component is 'Agent Next Gen,' the monitoring agent framework responsible for collecting telemetry and managing targets across the enterprise. The attack surface is exposed via HTTP, suggesting the flaw resides in the agent's network-facing API or communication layer. No CWE identifier is disclosed in the advisory, which obscures the root cause class; however, the combination of AC:H with full C/H/I:H/A:H impact is consistent with race conditions, protocol-level deserialization flaws, or multi-step authentication bypass chains in the HTTP handler. Affected products are Oracle Enterprise Manager Base Platform 13.5 and 24.1 as confirmed by the ENISA EUVD entry EUVD-2026-61639.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (oracle) PRIMARY 8.1 HIGH
AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
vuln.today AI 8.1 HIGH

Network-exposed HTTP endpoint requires no authentication, but high complexity precludes trivial exploitation; full C/I/A impact justified by confirmed takeover potential.

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

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

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

DescriptionCVE.org

Vulnerability in the Oracle Enterprise Manager Base Platform product of Oracle Enterprise Manager (component: Agent Next Gen). Supported versions that are affected are 13.5 and 24.1. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Enterprise Manager Base Platform. Successful attacks of this vulnerability can result in takeover of Oracle Enterprise Manager Base Platform. CVSS 3.1 Base Score 8.1 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H).

Executive ViewAI

Why It Matters

Oracle Enterprise Manager Base Platform versions 13.5 and 24.1 are vulnerable to unauthenticated remote takeover of the Agent Next Gen component, enabling complete system compromise including data exfiltration and operational disruption. With no vendor patch currently available and the vulnerability officially documented in Oracle's August 2026 CPU advisory, organizations must treat this as an immediate risk requiring interim protective measures.

Business Impact: High
Compensating Controls

Restrict network-layer HTTP access to the Agent Next Gen component to documented trusted administrative sources only. Deploy IDS/IPS rules to detect and block exploitation attempts. Implement Web Application Firewall rules to filter suspicious HTTP requests to this component. Enable detailed HTTP request logging with alerting on anomalous patterns. Maintain air-gapped backups of Enterprise Manager configuration. No vendor-released patch identified at time of analysis.

Threat Intelligence Overview

EPSS Score
0.4%
Top 66% exploitable
Prevalence
Medium
widely deployed in Oracle-centric enterprise and government data center environments
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
No
Human Impact
High

Priority Score

40
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +40
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

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