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Secure Connect Gateway EUVDEUVD-2026-95561

| CVE-2026-76769 HIGH
Missing Authorization (CWE-862)
2026-10-09 dell GHSA-pg8v-vmm2-97mx
8.8
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 low-privileged account on SCG Policy Manager
  2. Delivery
    Reach unprotected privileged endpoint remotely
  3. Exploit
    Invoke action missing authorization check
  4. Execution
    Elevate to higher-privileged role
  5. Impact
    Control Policy Manager configuration/data

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Authorization checks on every request
MITRE ATT&CK

1 technique across 1 tactic: Privilege Escalation

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

Exploitation Conditions

Exploitation requires the attacker to already hold a valid low-privileged authenticated account on the Dell Secure Connect Gateway (SCG) Policy Manager and have network/remote access to it (PR:L, AV:N) - it is NOT remote-unauthenticated. The flaw is a missing authorization check (CWE-862) on privileged functionality, so exploitation depends on reaching a Policy Manager endpoint/action that should be role-restricted but is not. Limiting factors: a pre-existing low-privilege credential is mandatory, the Policy Manager must be network-reachable by that account, and affected deployments are those running versions prior to the fixed build (verify 5.34.00.16 vs the EUVD-listed 5.36.00.16). No user interaction is required (UI:N) and attack complexity is low (AC:L), so once a foothold exists the barrier is minimal.

Impact

Signals are largely consistent and point to a genuine but not emergency-grade priority. The CVSS 3.1 vector (AV:N/AC:L/PR:L/UI:N) describes a network-reachable, low-complexity flaw requiring only low privileges and no user interaction, yielding full C/I/A impact (8.8/High) - attractive for an already-authenticated low-privilege user to escalate. However, the real-world exploitation signals temper this: EPSS is only 0.16% (5th percentile), there is no CISA KEV listing, and CISA's SSVC decision framework rates Exploitation as 'none', Automatable as 'no', and Technical Impact as only 'partial'. The 'partial' SSVC technical-impact rating mildly conflicts with the CVSS full-impact (C:H/I:H/A:H) scoring and suggests the escalation may not grant total system control. Net assessment: this is a legitimate patch-worthy privilege-escalation issue in an enterprise support gateway, but the absence of known exploitation, low EPSS, and non-automatable, non-public-exploit status place it below internet-facing unauthenticated criticals in triage. The PR:L requirement (a pre-existing low-privileged foothold) is the key factor that lowers practical risk versus the raw 8.8 score.

Exploit ScenarioDerived

A low-privileged user who already has authenticated remote access to the SCG Policy Manager sends requests to a function or endpoint that fails to enforce authorization checks (CWE-862 Missing Authorization), performing actions reserved for higher-privileged roles and thereby elevating their privileges. No public exploit code or active exploitation has been identified, and the low attack complexity means a valid low-privilege account is the main prerequisite.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 0.2% exploitation probability (EPSS)

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AnalysisAIv2 – Oct 13, 2026

Elevation of privilege in Dell Secure Connect Gateway (SCG) Policy Manager lets an attacker who already holds a valid low-privileged account and network reachability to the appliance invoke privileged functionality that lacks a proper authorization check, producing high confidentiality, integrity, and availability impact (CVSS 8.8, AV:N/AC:L/PR:L/UI:N). Exploitation is not remote-unauthenticated - a pre-existing low-privileged credential is a hard prerequisite. No public exploit code or confirmed active exploitation has been identified at time of analysis; EPSS is 0.16% (5th percentile), CISA SSVC rates exploitation as none and automatable as no, and a vendor patch is available.

Earlier versions of this analysis (1)
v1 Oct 09, 2026 - 09:00 CVSS 4.3

Missing authorization in Dell Secure Connect Gateway (SCG) Policy Manager versions prior to 5.34.00.16 lets an authenticated, low-privileged remote attacker invoke functionality they should not be permitted to reach, resulting in elevation of privileges within the application. The independent assessment scores this as moderate severity (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N), with limited confidentiality and integrity impact, and the prerequisite is that the attacker already holds valid low-privilege credentials on the Policy Manager (PR:L) - this is not an unauthenticated flaw. No confirmed active exploitation (CISA KEV) and no public exploit code have been identified at time of analysis, and exploitation requires network reachability plus an existing account, which confines realistic risk to deployments where low-privileged accounts are provisioned or obtainable.

RemediationAI

Vendor-released patch: Dell published a security update in DSA-2026-385; the description references remediation at 5.34.00.16 while EUVD lists 5.36.00.16 as the fixed level, so upgrade to 5.36.00.16 or later to satisfy both statements (confirm the target build against the DSA prior to scheduling). Because exploitation requires a valid low-privileged account plus network access to the appliance, the compensating controls below reduce but do not eliminate risk while patching is pending: restrict network reachability of the SCG Policy Manager management interface to trusted administrative networks or segments (blocks opportunistic abuse from general internal hosts, but requires network/firewall changes and may impede legitimate remote administration), audit and remove dormant or unnecessary low-privileged accounts and enforce least privilege, since any valid low-privileged credential functions as a usable prerequisite, and monitor or alert on privileged policy and configuration changes originating from low-privileged identities to catch post-exploitation misuse. Advisory: https://www.dell.com/support/kbdoc/en-ca/000503592/dsa-2026-385-security-update-for-dell-secure-connect-gateway-policy-manager-multiple-vulnerabilities

Affected VersionsENISA

Secure Connect Gateway (SCG) Policy Manager 0 <5.36.00.16 or later

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

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

Technical ContextAI · show details

The root cause is CWE-862 (Missing Authorization): the Policy Manager exposes functionality that should be limited to higher-privileged roles but does not enforce the role or permission check before acting on the request. The CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H vector describes a network-reachable, low-complexity flaw that requires only low privileges and no user interaction, with scope unchanged but total loss of confidentiality, integrity, and availability on the vulnerable component. The CPE supplied (cpe:2.3:a:dell:secure_connect_gateway_(scg)_policy_manager:*:*:*:*:*:*:*:*) is recorded with a wildcard version, so the exact version boundaries must come from the vendor advisory; notably Dell's description cites builds prior to 5.34.00.16 while ENISA EUVD lists prior to 5.36.00.16, a discrepancy that should be resolved against DSA-2026-385 before patching decisions are finalized. SCG Policy Manager is the policy-management component of Dell's Secure Connect Gateway, so a missing authorization check on its privileged policy/configuration actions gives an ordinary low-privileged account the same effective control as an administrator.

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Severity by source

Vendor (dell) PRIMARY MEDIUM
NVD 8.8 HIGH
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
vuln.today AI 8.8 HIGH

Remote network-reachable (AV:N) low-complexity flaw needing an existing low-privilege account (PR:L) and no interaction; missing authorization enables full privilege escalation, so C/I/A:H.

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

Primary rating from Vendor (dell).

CVSS VectorNVD

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

Lifecycle Timeline

3
Severity Changed
Oct 13, 2026 - 16:52 NVD
MEDIUM HIGH
CVSS changed
Oct 13, 2026 - 16:52 NVD
4.3 (MEDIUM) 8.8 (HIGH)
Patch available
Oct 09, 2026 - 10:16 EUVD

DescriptionNVD

Dell Secure Connect Gateway (SCG) Policy Manager, versions prior to 5.34.00.16, contains a Missing Authorization vulnerability. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to Elevation of privileges.

Executive ViewAI

Why It Matters

An elevation-of-privilege vulnerability in Dell Secure Connect Gateway (SCG) Policy Manager lets anyone who already holds a valid low-privileged account on the appliance invoke privileged functionality that should be blocked, giving that user the ability to read, alter, or disrupt the data and configuration the gateway manages. Because SCG Policy Manager sits in a trusted management and connectivity path for Dell infrastructure, a compromised low-trust account - a contractor login, a shared service account, or a lightly used admin credential - could be leveraged to control a system the organization already treats as trusted. Leadership should care less about the exploit mechanics and more about the exposure of that management plane, though the risk is bounded today: exploitation requires valid credentials plus network reachability, and no public exploit code or confirmed active exploitation has been identified at time of analysis.

Business Impact: High
Compensating Controls

Apply vendor patch.

Threat Intelligence Overview

EPSS Score
0.2%
Top 95% exploitable
Prevalence
Medium
Dell enterprise remote-support gateway, common in Dell-hardware shops, not ubiquitous
Data Quality
5 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 Yes
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
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
No
Human Impact
High
Technical Impact
Partial

Priority Score

44
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +44
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.

CVE-2026-76779 CRITICAL
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Weak authentication throttling in Dell Secure Connect Gateway (SCG) Policy Manager allows unauthenticated remote attacke

CVE-2026-78019 HIGH
8.8 Oct 09

Privilege escalation, filesystem access, and remote code execution in Dell Secure Connect Gateway (SCG) Policy Manager a

CVE-2026-78023 HIGH
8.8 Oct 09

Authorization bypass in Dell Secure Connect Gateway (SCG) Policy Manager lets an authenticated, low-privileged user tamp

CVE-2026-78020 HIGH
8.8 Oct 09

Improper X.509 certificate validation in Dell Secure Connect Gateway (SCG) Policy Manager lets an unauthenticated attack

CVE-2026-78026 HIGH
8.8 Oct 09

Privilege escalation in Dell Secure Connect Gateway (SCG) Policy Manager allows an authenticated, network-reachable low-

CVE-2026-73594 HIGH
8.8 Sep 29

Improper TLS certificate validation in Dell Secure Connect Gateway (SCG) Policy Manager lets a man-in-the-middle who alr

CVE-2026-78024 HIGH
8.7 Oct 09

Server-side request forgery in Dell Secure Connect Gateway (SCG) Policy Manager allows a remote attacker who already hol

CVE-2026-78022 HIGH
8.1 Oct 09

Protection mechanism bypass in Dell Secure Connect Gateway (SCG) Policy Manager (versions below the vendor-fixed release

CVE-2026-73597 HIGH
8.1 Sep 29

Cross-site request forgery in Dell Secure Connect Gateway (SCG) Policy Manager prior to the vendor-fixed build allows a

CVE-2026-73598 HIGH
7.8 Sep 29

Local privilege escalation in Dell Secure Connect Gateway (SCG) Policy Manager versions prior to 5.34.00.16 lets a low-p

CVE-2026-78025 HIGH
7.5 Oct 09

Unauthenticated remote attackers can reach a critical function in Dell Secure Connect Gateway (SCG) Policy Manager witho

CVE-2026-73591 HIGH
7.5 Sep 23

Information exposure in Dell Secure Connect Gateway (SCG) Policy Manager affects all deployments running versions prior

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