CVE-2019-5317

MEDIUM

6.8

CVSS Score

Published: March 29, 2021 at 03:48 PM UTC

Updated: June 17, 2026 at 02:37 AM UTC

3 products affected across 2 vendorsInstantScalance W1750D FirmwareScalance W1750D

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Severity

MEDIUM6.8

Exploit prediction

EPSS 0.3%

Description

A local authentication bypass vulnerability was discovered in some Aruba Instant Access Point (IAP) products in version(s): Aruba Instant 6.4.x: 6.4.4.8-4.2.4.18 and below; Aruba Instant 6.5.x: 6.5.4.15 and below; Aruba Instant 8.3.x: 8.3.0.11 and below; Aruba Instant 8.4.x: 8.4.0.5 and below; Aruba Instant 8.5.x: 8.5.0.6 and below; Aruba Instant 8.6.x: 8.6.0.2 and below. Aruba has released patches for Aruba Instant that address this security vulnerability.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Instant · Aruba Networks

95%

v ≤ 6.4.4.8-4.2.4.18v ≤ 6.5.4.15v ≤ 8.3.0.11v ≤ 8.4.0.5v ≤ 8.5.0.6v ≤ 8.6.0.26.4.0.0 ≤ v ≤ 6.4.4.8-4.2.4.186.5.0.0 ≤ v < 6.5.4.168.3.0.0 ≤ v < 8.3.0.128.4.0.0 ≤ v < 8.4.0.68.5.0.0 ≤ v < 8.5.0.78.6.0.0 ≤ v < 8.6.0.3

Affected range stops below 6.5.4.16, so it looks safe — our inference, not a vendor statement

Affected range stops below 8.3.0.12, so it looks safe — our inference, not a vendor statement

Affected range stops below 8.4.0.6, so it looks safe — our inference, not a vendor statement

Affected range stops below 8.5.0.7, so it looks safe — our inference, not a vendor statement

Affected range stops below 8.6.0.3, so it looks safe — our inference, not a vendor statement

Scalance W1750D Firmware · Siemens

95%

v < 8.7.0

Affected range stops below 8.7.0, so it looks safe — our inference, not a vendor statement

siemens-scalance-w1750d (same device)

Scalance W1750D · Siemensdevice

80%

All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

x_refsource_CONFIRMPatchThird Party Advisory

Source: [email protected]

https://cert-portal.siemens.com/productcert/pdf/ssa-723417.pdf

x_refsource_MISCVendor Advisory

Source: [email protected]

https://www.arubanetworks.com/assets/alert/ARUBA-PSA-2021-007.txt

CVSS

6.8MEDIUM[email protected]

Attack Vector: PHYSICAL
Complexity: LOW
Privileges: NONE
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-287

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