Evidence used
- No CISA KEV confirmation is currently recorded.
- Exploitation requires an existing local or physical foothold with privileges.
- EPSS is 0.11% for the current model date.
BlackTreeCVE IntelligenceFull vulnerability report · 2026
CVE-2026-95720High confidence
Authenticated Local Buffer Overflow Vulnerability leads to Denial-of-Service in AOS-8
Hewlett Packard Enterprise (HPE) · ArubaOS (AOS)
4.4MediumCVSS 3.1
Scheduled
Patch availableMedium technical severity with no CISA KEV confirmation; remediate through the normal risk-based patch cycle unless local exposure raises the priority.
R
Open reassessment dashboard →Operational reassessment
Published severity in operational context
Published severityMedium→Operational priority:Low, lowered one band.downgradedsince 23 Oct 2026
Compensating controls
- Validate the affected product branch and deploy the verified fixed release.
- Restrict local access and enforce least privilege on affected hosts.
- Monitor vendor guidance and exploitation sources for a material change.
Verification
- Confirm that the asset runs Hewlett Packard Enterprise (HPE) ArubaOS (AOS) and falls inside the recorded affected range.
- Verify the installed build against the product-specific fixed version after deployment.
- Validate exposure, authentication requirements and compensating controls in the actual environment.
- Reopen this reassessment when CVSS, KEV, EPSS, exploit evidence or remediation changes.
Direct vendor intelligence
1 currentAuthoritative vendor CSAF and VEX advisories
Structured product status and remediation from the issuing vendor. Product-state explanations are always visible; large lists can be searched or downloaded.
HPESBNW05162 · CSAF 2.0 · revision 1 · finalHPE NetworkingAuthenticated Local Buffer Overflow Vulnerability leads to Denial-of-Service in AOS-8
The vendor explicitly identifies these products as affected by this CVE.
- >=8.12.0.0|<=8.13.3.0
- >=8.10.0.0|<=8.10.0.23
- Summary
- A buffer overflow vulnerability exists in AOS-8 that could allow an authenticated attacker with administrative access to cause denial of service. Successful exploitation could allow an attacker to crash the system, preventing it from rebooting without manual intervention and disrupting network operations.
- Remediation
- Upgrade to a fixed software version listed in the Resolution section of the advisory.
Medium technical severity with no CISA KEV confirmation; remediate through the normal risk-based patch cycle unless local exposure raises the priority.
Patch available01
What, why and how
A buffer overflow vulnerability exists in AOS-8 that could allow an authenticated attacker with administrative access to cause denial of service. Successful exploitation could allow an attacker to crash the system, preventing it from rebooting without manual intervention and disrupting network operations.
What
A buffer overflow vulnerability exists in AOS-8 that could allow an authenticated attacker with administrative access to cause denial of service. Successful exploitation could allow an attacker to crash the system, preventing it from rebooting without manual intervention and disrupting network operations.
Why
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
How
An attacker operating through local access may attempt exploitation with elevated privileges. If successful, the issue may disrupt the affected service.
What
A buffer overflow vulnerability exists in AOS-8 that could allow an authenticated attacker with administrative access to cause denial of service. Successful exploitation could allow an attacker to crash the system, preventing it from rebooting without manual intervention and disrupting network operations.
Why
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
How
An attacker operating through local access may attempt exploitation with elevated privileges. If successful, the issue may disrupt the affected service.
02
Exploit reality and attack path
CVSS severity, EPSS forecast probability, public exploit material and CISA-confirmed exploitation are separate signals.
Observed exploitation No confirmed evidence
?
Confirmed exploitation and public exploit material are separate signals. Attacks can occur without public proof-of-concept or exploit code.No CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.
Public PoC / exploit material None recorded
?
Confirmed exploitation and public exploit material are separate signals. Attacks can occur without public proof-of-concept or exploit code.No exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.
- Likely attack path
- local access → Improper Restriction of Operations within the Bounds of a Memory Buffer → disrupt the affected service
- Attack surface
- Local
- Privileges required
- High: elevated access is required
- User interaction
- None
- Attack complexity
- Low: no specialised conditions are recorded
- Security boundary
- Unchanged: impact remains within the vulnerable component's security authority
- Weakness
?
CWE means Common Weakness Enumeration: a standard category for the underlying weakness. - CWE-119 ↗
CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer. The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
- CVSS vector
?
CVSS means Common Vulnerability Scoring System. The vector records the metric values used to calculate technical severity. CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:HCommon Vulnerability Scoring System 3.1: the compact vector below is decoded into plain language.
AVLocalAttack vector: The attacker needs local access to the vulnerable system.ACLowAttack complexity: No specialised conditions are required beyond attacker-controlled input.PRHighPrivileges required: The attacker needs elevated or administrative privileges.UINoneUser interaction: No action by another user is required.SUnchangedScope: The security impact remains within the vulnerable component's authority.CNoneConfidentiality impact: No direct loss is represented by this metric.INoneIntegrity impact: No direct loss is represented by this metric.AHighAvailability impact: A successful attack can cause a major loss.- Post-exploitation / living off the land
- The issue can support a local privilege or sandbox boundary transition; normal system utilities may then be available in the gained context.
03
Patch and workaround
Operational remediation based on structured source evidence.
- Status
?
Patch availability is based on structured fixed-version fields and authoritative update references. If no fix is verified, check the vendor advisory before making a change. - Patch available
- Action
- Upgrade to a fixed software version listed in the Resolution section of the advisory.
- Workaround
- No verified workaround is recorded. Limit untrusted access and use least privilege until authoritative guidance is available.
04
Evidence and provenance
Published 22 Oct 2026 · Last source change 23 Oct 2026, 19:14 UTC · CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer
CVE recordCVE.org · 5.2
CVSS sourceCNA
EPSS source FIRST · tracked since 2026-10-23
?
The date BlackTree first stored a score for this CVE from the daily FIRST EPSS feed.European sourceENISA EUVD · EUVD-2026-108414
Product sourceVendor CSAF · HPE Networking
Remediation sourceVendor CSAF · HPE Networking
CWE sourceCISA ADP
NVD statusNVD received
Core structured fields are present and their contributing authorities are shown above.
Material change intelligence
View recent updates ↗What changed after publication
- Vendor guidanceAuthoritative vendor guidance changed: removed remediation: support.hpe.com/docDisplay?docLocale=en_US&docId=HPESBNW05162.CNA ↗
- Before
- remediation: support.hpe.com/docDisplay?docLocale=en_US&docId=HPESBNW05162
- After
- no authoritative guidance recorded
- Affected versionsThe structured affected or fixed version information changed.CNA ↗
- Before
- Unknown product: 8.12.0.0 ≤ 8.13.3.0, 8.10.0.0 ≤ 8.10.0.23 · Fixed: Upgrade to a fixed software version listed in the Resolution section of the advisory.
- After
- ArubaOS (AOS): 8.13.0.0 ≤ 8.13.3.0, 8.10.0.0 ≤ 8.10.0.23 · Fixed: No fixed version is explicitly recorded in the structured CVE data.
- Remediation statusRemediation status changed from Patch available to Awaiting fix.CNA ↗
- Before
- Patch available
- After
- Awaiting fix
- Vendor guidanceAuthoritative vendor guidance changed: removed remediation: support.hpe.com/docDisplay?docLocale=en_US&docId=HPESBNW05162.CNA ↗
- Before
- remediation: support.hpe.com/docDisplay?docLocale=en_US&docId=HPESBNW05162
- After
- no authoritative guidance recorded
- Affected versionsThe structured affected or fixed version information changed.CNA ↗
- Before
- Unknown product: 8.12.0.0 ≤ 8.13.3.0, 8.10.0.0 ≤ 8.10.0.23 · Fixed: Upgrade to a fixed software version listed in the Resolution section of the advisory.
- After
- Unknown product: 8.12.0.0 ≤ 8.13.3.0, 8.10.0.0 ≤ 8.10.0.23 · Fixed: No fixed version is explicitly recorded in the structured CVE data.
- Remediation statusRemediation status changed from Patch available to Awaiting fix.CNA ↗
- Before
- Patch available
- After
- Awaiting fix
- ENISA EUVD mappingEUVD-2026-108414 was added to the official ENISA EUVD mapping for this CVE.ENISA EUVD ↗
- Before
- not recorded
- After
- {"euvdId":"EUVD-2026-108414"}
- Catalogue recordCVE added to the BlackTree catalogue.CNA ↗
- Affected versionsThe structured affected or fixed version information changed.HPE Networking ↗
- Before
- ArubaOS (AOS): 8.13.0.0 ≤ 8.13.3.0, 8.10.0.0 ≤ 8.10.0.23 · Fixed: No fixed version is explicitly recorded in the structured CVE data.
- After
- ArubaOS (AOS): 8.13.0.0 ≤ 8.13.3.0, 8.10.0.0 ≤ 8.10.0.23 · Fixed: Upgrade to a fixed software version listed in the Resolution section of the advisory.
- Affected versionsThe structured affected or fixed version information changed.HPE Networking ↗
- Before
- Unknown product: 8.12.0.0 ≤ 8.13.3.0, 8.10.0.0 ≤ 8.10.0.23 · Fixed: No fixed version is explicitly recorded in the structured CVE data.
- After
- Unknown product: 8.12.0.0 ≤ 8.13.3.0, 8.10.0.0 ≤ 8.10.0.23 · Fixed: Upgrade to a fixed software version listed in the Resolution section of the advisory.
- Remediation statusRemediation status changed from Awaiting fix to Patch available.HPE Networking ↗
- Before
- Awaiting fix
- After
- Patch available
CVE published
Fixed release recorded from official guidance
Technical terms and abbreviations used in this report
- CVE
- Common Vulnerabilities and Exposures: the public identifier for one disclosed vulnerability.
- CVSS
- Common Vulnerability Scoring System: a technical severity framework; it is not patching priority by itself.
- EPSS
- Exploit Prediction Scoring System: FIRST's estimate of the probability that exploitation activity will be observed in the next 30 days; it is a forecast, not confirmation.
- CWE
- Common Weakness Enumeration: the standard category describing the underlying software or hardware weakness.
- CNA
- CVE Numbering Authority: an organisation authorised to assign and publish CVE records.
- CISA ADP
- Cybersecurity and Infrastructure Security Agency Authorized Data Publisher: structured enrichment added to a CVE record.
- NVD
- National Vulnerability Database: NIST's enrichment service for CVE records.
- CERT / CSIRT
- A computer security incident response team that publishes warnings or coordinates incident response.
- PoC
- Proof of concept: public material that demonstrates or helps reproduce exploitation.
- CSAF
- Common Security Advisory Framework: a machine-readable format for security advisories.
- LoTL
- Living off the land: abuse of legitimate tools or system functions during an attack.