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Oracle Enterprise Manager CVE-2026-101527

| EUVDEUVD-2026-105939 HIGH
2026-10-20 secalert_us@oracle.com GHSA-pwq2-jg43-4q77
7.8
CVSS 3.1 · NVD
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Attack ChainAIDerived

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

  1. Access
    Obtain local logon with low privileges
  2. Delivery
    Target Enterprise Manager Install component
  3. Exploit
    Exploit low-complexity flaw
  4. Execution
    Escalate to platform takeover
  5. Impact
    Full C/I/A compromise of EM Base Platform

Vulnerability Assessment

Exploitation Conditions

Exploitation requires local logon access to the host where Oracle Enterprise Manager Base Platform executes, plus at least low-privilege credentials on that infrastructure (PR:L) - it is NOT remotely exploitable over the network (AV:L). The flaw resides in the Enterprise Manager Install component and affects versions 13.5 and 24.1. Limiting factors that reduce real-world risk: the attacker must already have interactive/logon access to the EM host, so network segmentation, restricted shell access, and least-privilege local accounts materially constrain who can reach it; however, no special non-default configuration or user interaction is needed once that local access exists.

Impact

This is a moderate-priority local privilege/takeover flaw rather than a remotely wormable emergency. The CVSS 3.1 vector (AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H, base 7.8) tells a consistent story: an attacker must already have local logon access (AV:L) and at least low privileges (PR:L) on the host running Oracle Enterprise Manager Base Platform, but once there, exploitation is low-complexity (AC:L), needs no user interaction (UI:N), and yields full confidentiality, integrity, and availability compromise - i.e., product takeover. The description's phrasing ('low privileged attacker with logon to the infrastructure') aligns cleanly with AV:L/PR:L, so there is no network-vs-local conflict here. No EPSS score, no CISA KEV listing, and no public POC were provided, so there is no active-exploitation or mass-exploitation signal; the real-world status is 'no public exploit identified at time of analysis.' SSVC-style reasoning: exploitation is not observed, it is not automatable (local access gate defeats broad automation), but technical impact is total. Net: a genuine escalation-to-takeover risk on already-reachable hosts that should be patched in the normal Oracle CPU cycle, not a drop-everything remote zero-day.

Exploit ScenarioDerived

A low-privileged user - such as a local OS account, a limited operator, or an attacker who has already gained a foothold on the Enterprise Manager host - leverages a flaw in the Enterprise Manager Install component to escalate to full control of the Oracle Enterprise Manager Base Platform. Because complexity is low and no user interaction is required, once local logon is obtained the takeover is reliable. No public exploit code is identified at the time of analysis.

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

A local privilege-escalation flaw in the Enterprise Manager Install component of Oracle Enterprise Manager Base Platform lets a low-privileged user who can log on to the host running the platform escalate to full control of the EM Base Platform itself, with high impact on confidentiality, integrity, and availability (CVSS 3.1 base score 7.8). Only versions 13.5 and 24.1 are affected, and exploitation is not possible over the network - CVSS vector AV:L/PR:L/UI:N means the attacker needs existing interactive logon plus at least low-privilege credentials on the EM infrastructure, and no user interaction or non-default configuration. There is no public exploit code and no confirmed active exploitation (not in CISA KEV) at time of analysis; fixes are published in Oracle's October 2026 Critical Patch Update advisory.

RemediationAI

Apply the Oracle Enterprise Manager Base Platform fixes published in the October 2026 Critical Patch Update (https://www.oracle.com/security-alerts/cpuoct2026.html); Oracle CPUs are cumulative per supported version, so install the latest CPU bundle for 13.5 or 24.1 rather than an isolated one-off fix. Until patching completes, the decisive compensating control is host-level: restrict interactive logon to systems hosting EM Base Platform to a small set of trusted administrators (e.g., limit SSH/sudo rights, remove or lock shared local accounts, enforce named accounts), because the attack requires AV:L plus PR:L and removing low-privileged local access removes the prerequisite entirely - the trade-off is reduced operational flexibility and potentially slower break-glass response. Additionally harden filesystem permissions on the EM installation and inventory directories so ordinary OS users cannot write to installer/upgrade artifacts, accepting the risk that over-restrictive ACLs can break patching or agent deployment, and segment the EM management host on an administrative-only VLAN to shrink the pool of users who can obtain local logon. Monitor for unexpected local privilege changes and unusual processes spawned by the EM service account as a detection layer, noting that such monitoring is detective rather than preventive.

Affected VersionsENISA

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

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

The vulnerability sits in the Enterprise Manager Install subcomponent of Oracle Enterprise Manager Base Platform, meaning the installer/setup path that lays down files, services, and configuration for the EM management stack. The CVSS vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H describes a classic local privilege-escalation profile: the attack surface is reached only from the host itself (AV:L), requires the attacker to already hold low-privileged operating-system credentials on that host (PR:L), needs no user interaction (UI:N), and, because the changed scope is unchanged (S:U), the impact stays within the EM Base Platform's security context - yet all three impact dimensions are rated High, consonant with an attacker gaining the privileges of the EM installation/service account and thereby taking over the platform. No CWE identifier was supplied by the vendor and no CVSSv4 assessment is included; the assessed vector matches Oracle's published CVSS 3.1 vector exactly. Because the weakness is exercised through the local installation/upgrade machinery rather than a network listener, exploitation is bounded by host-level access controls, filesystem permissions on the EM installation directories, and the privileges granted to interactive users on the management host rather than by network reachability.

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Severity by source

NVD PRIMARY 7.8 HIGH
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
vuln.today AI 7.8 HIGH

Description confirms local logon (AV:L) by a low-privileged user (PR:L) with no interaction and low complexity, yielding full takeover, so C/I/A all High.

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

Primary rating from NVD.

CVSS VectorNVD

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

DescriptionNVD

Vulnerability in the Oracle Enterprise Manager Base Platform product of Oracle Enterprise Manager (component: Enterprise Manager Install). Supported versions that are affected are 13.5 and 24.1. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Enterprise Manager Base Platform executes 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 7.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/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 contain a high-severity local privilege-escalation flaw in the Install component that can let an existing low-privileged host user gain full control of the EM platform, with high impact on confidentiality, integrity, and availability. Leadership should care because compromise of this management platform can expose broad infrastructure control, although exploitation requires local access and no public exploit has been identified at time of analysis.

Business Impact: High
Compensating Controls

No vendor-released patch identified at time of analysis; restrict interactive logon to Oracle Enterprise Manager Base Platform 13.5 and 24.1 hosts to trusted administrators, enforce least privilege and remove unnecessary local accounts, monitor privilege-escalation events and administrative-group changes, isolate EM infrastructure on segmented management networks, and apply the Oracle October 2026 Critical Patch Update fix once a validated fixed build is available.

Threat Intelligence Overview

EPSS Score
0.2%
Top 96% exploitable
Prevalence
Medium
common Oracle database-management tooling, deployed in Oracle shops but not everywhere
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
High

Priority Score

39
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +39
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

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