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Secure Connect Gateway EUVDEUVD-2026-95588

| CVE-2026-78341 HIGH
Incorrect Authorization (CWE-863)
2026-10-09 dell GHSA-2hc8-3h42-h8c4
7.2
CVSS 3.1 · NVD
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Attack ChainAIDerived

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

  1. Access
    Authenticate with high-privilege remote access
  2. Exploit
    Issue request to improperly authorized function
  3. Execution
    Bypass incorrect authorization check
  4. Impact
    Elevate privileges and reach unauthorized resources

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Authorization logic validation
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 possess high-privilege authenticated access to the Dell SCG Policy Manager (CVSS PR:H; description: 'high privileged attacker with remote access'); it is not exploitable by anonymous or low-privileged users. The vulnerable path is network-reachable (AV:N) and low-complexity (AC:L) with no user interaction, so once high privileges are held, abuse is straightforward. The limiting factors defenders should weigh: the high-privilege prerequisite sharply narrows the attacker population (typically a malicious or compromised admin/operator), and remediation depends on upgrading to the fixed Policy Manager build cited by Dell (verify whether 5.34.00.16 or 5.36.00.16 is authoritative).

Impact

Signals are consistent and point to a moderate, not urgent, priority. The CVSS 3.1 vector (AV:N/AC:L/PR:H/UI:N, base 7.2 High) indicates a network-reachable, low-complexity flaw that nonetheless requires PR:H - the attacker must already hold high privileges, which the description confirms ('a high privileged attacker with remote access'). This authentication prerequisite is the single biggest risk-dampener and is corroborated across both the vector and the description, so there is no contradiction to flag. Exploitation-likelihood signals reinforce low urgency: EPSS is 0.27% (18th percentile), SSVC lists Exploitation=none and Automatable=no, and there is no CISA KEV listing and no public exploit identified. The only elevated signal is impact - CVSS C:H/I:H/A:H and SSVC Technical Impact=total - meaning that IF the privilege precondition is met, consequences are severe (full privilege escalation / unauthorized access). Net: this is a legitimately high-impact but low-probability, high-barrier issue best treated as a routine-to-prioritized patch for Dell SCG Policy Manager operators rather than an emergency. One data conflict to verify: the CVE description states fixed version 'prior to 5.34.00.16' while the EUVD affected-version data cites '<5.36.00.16' - confirm the authoritative fixed build with Dell DSA-2026-385 before remediation.

Exploit ScenarioDerived

An attacker who has already obtained high-privileged (e.g., administrative-tier) access to the Dell SCG Policy Manager interface over the network sends requests that the application fails to authorize correctly (CWE-863). By exploiting the missing/incorrect authorization check, the attacker performs actions or reaches resources beyond their intended scope, achieving further privilege elevation and unauthorized access. No public exploit code or active exploitation has been identified at time of analysis.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 0.3% exploitation probability (EPSS)

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AnalysisAIv2 – Oct 14, 2026

Elevation of privilege in Dell Secure Connect Gateway (SCG) Policy Manager (versions prior to the fixed build, reported as 5.34.00.16 in the CVE description and as 5.36.00.16 in ENISA EUVD data) lets an attacker who already holds high-privilege authenticated access to the appliance reach functionality that should be restricted, breaking authorization boundaries rather than authentication itself (CWE-863). The CVSS 3.1 vector is AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H (7.2 High), so the network path is remote and low-complexity with no user interaction, but the PR:H prerequisite means the attacker must be a malicious or compromised admin/operator account - anonymous or low-privileged users cannot trigger it. There is no CISA KEV listing and no public exploit identified at time of analysis; EPSS is 0.27% (18th percentile) and the CISA SSVC decision is Exploitation: none, Automatable: no, Technical Impact: total, which makes this a moderate, patch-on-normal-cycle item rather than an emergency. A vendor patch is available per Dell's advisory (DSA-2026-385), though the exact minimum fixed version should be verified with Dell given the discrepancy between 5.34.00.16 and 5.36.00.16 across sources.

Earlier versions of this analysis (1)
v1 Oct 09, 2026 - 11:23 CVSS 6.5

Incorrect authorization handling in Dell Secure Connect Gateway (SCG) Policy Manager builds prior to the vendor fix lets an attacker who already holds a high-privileged account on the appliance reach beyond their assigned permissions, resulting in privilege escalation and unauthorized access to managed resources. The flaw is rated CVSS 6.5 (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N), meaning the attacker must already possess high privileges (PR:H) and network reachability to the management interface (AV:N) - no end-user interaction is required, but no pre-existing admin access means no exploit. Impact is confidentiality and integrity only, with no availability effect, and exploitation is realistically confined to compromised admin credentials or malicious insiders rather than external unauthenticated attackers. Dell has published a fixed build, and no public exploit code was identified at time of analysis; there is no CISA KEV listing for this CVE.

RemediationAI

Patch status is 'Patch available per vendor advisory' - Dell's DSA-2026-385 covers this issue among multiple vulnerabilities, and remediation is to upgrade SCG Policy Manager to the fixed build (upgrade to 5.36.00.16 or later to satisfy the broader ENISA-documented range, and verify against Dell's advisory whether 5.34.00.16 was the original fix for this specific CVE). Because the prerequisite is high-privileged authenticated access (CVSS PR:H), the most effective compensating controls are identity-side rather than network-side: inventory and aggressively prune Policy Manager administrative and operator accounts, enforce least-privilege role assignment so that no account holds more rights than its function requires, rotate credentials for any admin/operator account that may have been shared or exposed, and enable centralized logging/alerting on privileged sessions in Policy Manager so that a compromised admin abusing authorization bypass is detectable. Where the appliance does not need to be administered from user or general corporate subnets, restrict management-interface access to a dedicated administrative VLAN or jump host via firewall ACLs - the trade-off is added operational friction for legitimate admins, and it does not remediate the flaw itself. Multi-factor authentication on privileged accounts reduces the likelihood that a stolen credential enables the elevation, but it does not remove the underlying authorization defect. Apply the Dell upgrade as the definitive fix; do not rely on compensating controls alone once the patch can be scheduled.

Affected VersionsENISA

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

Affects your stack

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

Technical ContextAI · show details

The root cause class is CWE-863, Incorrect Authorization: the Policy Manager component of Dell Secure Connect Gateway fails to properly enforce access-control checks on certain privileged operations, so an account that should be scoped to lower-privilege functions can reach higher-privilege capabilities (C:H/I:H/A:H with S:U indicates full compromise of the application's confidentiality, integrity and availability without crossing into the host OS or other security scope). The CPE cpe:2.3:a:dell:secure_connect_gateway_(scg)_policy_manager:*:*:*:*:*:*:*:* confirms a single Dell product family with an unbounded affected version range, and SCG Policy Manager is a management-plane appliance used to administer Dell infrastructure gateways - it typically sits on internal networks with administrative interfaces reachable over HTTPS, which matches the AV:N/AC:L part of the vector. Two signals deserve care when reading the intelligence: the community tags include 'Authentication Bypass', but CWE-863 plus the PR:H vector and Dell's own wording ('a high privileged attacker with remote access') describe a privilege-escalation/authorization-flaw scenario by an already-authenticated privileged user, not an unauthenticated bypass - analysts should not treat this as anonymously exploitable. Second, ENISA's EUVD record (EUVD-2026-95588) lists the affected range as '<5.36.00.16 or later' while the CVE description cites 'prior to 5.34.00.16', a version conflict that suggests either an interim fix (5.34.00.16) followed by a further hardening release (5.36.00.16), or a documentation inconsistency; the Dell advisory should be treated as authoritative. Exploitation is not automatable per SSVC and the low EPSS percentile (0.27%, 18th) is consistent with a targeted, privileged-actor threat rather than mass scanning.

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Severity by source

Vendor (dell) PRIMARY MEDIUM
NVD 7.2 HIGH
AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
vuln.today AI 7.2 HIGH

Description explicitly states a high-privileged remote attacker, so AV:N/PR:H; low complexity and no UI, with full C/I/A impact matching SSVC total technical impact.

3.1 AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
4.0 AV:N/AC:L/AT:N/PR:H/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
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Severity Changed
Oct 14, 2026 - 14:22 NVD
MEDIUM HIGH
CVSS changed
Oct 14, 2026 - 14:22 NVD
6.5 (MEDIUM) 7.2 (HIGH)
Patch available
Oct 09, 2026 - 11:02 EUVD

DescriptionNVD

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

Executive ViewAI

Why It Matters

A privilege-escalation flaw in Dell Secure Connect Gateway Policy Manager allows an attacker who already holds a high-privilege administrative account on the appliance to reach functions that should be off-limits, effectively removing an internal authorization boundary. Because the prerequisite is a compromised or malicious admin/operator credential rather than anonymous access, the practical risk is concentrated in insider threat and post-compromise escalation scenarios affecting teams that administer the gateway. A vendor patch is available, and with no known exploitation activity this should be handled on a normal maintenance cycle, though the appliance's role in the environment makes prompt remediation worthwhile.

Business Impact: Medium
Compensating Controls

Apply vendor patch.

Threat Intelligence Overview

EPSS Score
0.3%
Top 82% exploitable
Prevalence
Medium
Dell enterprise support-connectivity appliance, common in Dell-centric datacenters
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 0.3%
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
Medium
Technical Impact
Total

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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