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HPE Networking EUVDEUVD-2026-108353

| CVE-2026-79853 CRITICAL
2026-10-22 security-alert@hpe.com GHSA-776w-cmh7-6vhx
9.8
CVSS 3.1 · Vendor: hpe
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Attack ChainAIDerived

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

  1. Access
    Reach exposed HPE network service
  2. Exploit
    Send crafted unauthenticated request
  3. Impact
    Fully compromise confidentiality, integrity, availability

Vulnerability Assessment

Exploitation Conditions

The CVSS vector (AV:N/AC:L/PR:N/UI:N) implies no special conditions - remote, unauthenticated exploitation with no user interaction against a network-reachable HPE networking product. However, the CVE provides no description, so the exact feature, protocol, configuration setting, or deployment mode that must be present to trigger the flaw cannot be identified or confirmed from available sources. The only limiting factor derivable from the data is network reachability of the affected service; whether a non-default configuration, specific platform, or specific version is required is unverified pending the HPE advisory.

Impact

Signals conflict on urgency versus confirmed activity. The provided CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H, base 9.8 Critical) indicates a remotely reachable, low-complexity flaw needing no privileges and no user interaction, with total loss of confidentiality, integrity and availability - the profile of a high-priority network vulnerability. The vuln.today decision label is act_now, reinforcing priority. However, no EPSS probability, no CISA KEV listing, and no PoC/exploit reference are present in the input, so there is no evidence of active or imminent exploitation - the high priority is driven by CVSS severity and the vendor/decision signal, not by observed exploitation. Two data gaps must be stated explicitly: (1) no description or CWE is provided, so the vulnerability mechanism is unknown; and (2) the only tag, 'Information Disclosure', conflicts with the CVSS vector's I:H and A:H (pure information disclosure would be C:H/I:N/A:N) - verify the true impact scope with the HPE advisory. Treat as a critical-by-score, mechanism-unconfirmed issue pending the vendor bulletin.

Exploit ScenarioDerived

Per the CVSS vector, a remote unauthenticated attacker reaches an exposed network interface of the affected HPE networking product and sends a crafted request requiring no special conditions or user interaction, resulting in full compromise of the system. The exact triggering mechanism cannot be described because no CVE description is available. No public exploit identified at time of analysis.

Act Now Prioritize within 24-48h. Why: CRITICAL severity.
No patch listed yet 0.4% exploitation probability (EPSS)

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AnalysisAIv1 – Oct 22, 2026

HPE networking equipment carries a maximum-severity CVSS 9.8 rating under a CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H vector, meaning a network-reachable attacker without credentials or user interaction could fully compromise confidentiality, integrity and availability. The CVE record itself ships with no description, no CWE and no CPE data, and the only reference is an HPE support document (hpesbnw05162en_us), so the specific product line, firmware branch, exposed protocol and version range cannot be confirmed from the available sources. No public exploit code has been identified at time of analysis and the flaw is not in CISA KEV, yet the vuln.today priority label is act_now - urgency signals therefore conflict with the absence of confirmed exploitation activity, and the HPE advisory should be treated as the authoritative source before scoping exposure.

RemediationAI

No vendor-released patch was identified at time of analysis, and no fixed version numbers are given in the supplied data; the HPE Security Bulletin at https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05162en_us&docLocale=en_US is the authoritative source for affected models, fixed firmware and any vendor-stated workaround, and it should be retrieved before any change is planned. The only limiting factor derivable from the available data is network reachability of the affected service, so a stopgap is to restrict access to HPE management and network-facing interfaces to trusted administrative networks or jump hosts and block them from untrusted segments - with the trade-off that this can break legitimate remote management, monitoring and orchestration traffic until the allow-lists are tuned. Any further mitigation, including disabling a specific feature or interface, can only be specified once the HPE document identifies the vulnerable component, since applying blanket interface closures to unaffected services would cause unnecessary operational disruption.

Affected VersionsENISA

Unknown product 10.6.0.0 ≤10.7.2.6
Unknown product 10.8.0.0 ≤10.8.1.1
Unknown product 10.3.0.0 ≤10.4.1.13

Affected Packages

euvd unknown_product 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 underlying technology is not described in any supplied source: no CWE is assigned, no description text exists, and no CPE identifiers were provided, so the vulnerable component, protocol or library inside the HPE networking stack cannot be named. The single classification signal available is the tag 'Information Disclosure', which points to unintended exposure of data, but that label sits uneasily alongside the assessed vector's C:H/I:H/A:H - a pure disclosure bug would not normally carry high integrity and availability impact, and the available sources do not reconcile the two. The vector itself only establishes severity and preconditions (AV:N/AC:L/PR:N/UI:N, scope unchanged), not mechanism; how the flaw is triggered, which service or management interface is reachable, and whether a non-default configuration, platform or firmware generation is required are all unverified. The practical reading is that any HPE networking deployment whose affected service is reachable from an untrusted network should be presumed in scope until the HPE document identifies the precise product and fix.

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Severity by source

Vendor (hpe) PRIMARY 9.8 CRITICAL
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from Vendor (hpe) · only source for this CVE.

CVSS VectorVendor: hpe

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

DescriptionCVE.org

No description provided

Executive ViewAI

Why It Matters

HPE networking equipment is affected by a critical vulnerability (CVSS 9.8) that could allow a remote, unauthenticated attacker to fully compromise affected devices, impacting confidentiality, integrity, and availability. While no active exploitation has been confirmed, the potential for network-wide disruption and data breach means leadership should prioritize verification and mitigation, as these devices often form the backbone of enterprise infrastructure.

Business Impact: High
Compensating Controls

No vendor-released patch identified at time of analysis. Interim mitigations include restricting network access to affected devices, implementing strict firewall rules, monitoring for anomalous activity, and segmenting networking equipment from critical systems.

Threat Intelligence Overview

EPSS Score
0.4%
Top 72% exploitable
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 CRITICAL
CISA KEV No
Public POC No
EPSS 0.4%
Patch available No
Active threat No
Deciding rule
CRITICAL severity
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
Yes
Human Impact
High

Priority Score

49
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +49
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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