CVE-2026-73783

Authenticated Stack Overflow Vulnerabilities lead to Denial-of-Service in AOS-CX

MEDIUM
4.9
CVSS Score
Published: September 1, 2026 at 08:29 PM UTC
Updated: October 5, 2026 at 06:42 PM UTC
157 products affected across 2 vendorsArubaos CxAruba Cx 9300S 32P (S0F84A)Aruba Cx 9300 32D (R9A29A)

Using AOS-CX by Hewlett Packard Enterprise (HPE)?

Get instant alerts when new vulnerabilities affect AOS-CX - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM4.9
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

Stack overflow vulnerabilities exist in an API endpoint of AOS-CX. Successful exploitation could allow an authenticated malicious actor to cause a denial-of-service condition on the affected system.

Affected

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

v ≤ 10.10.118010.13.0000 ≤ v ≤ 10.13.118010.16.0000 ≤ v ≤ 10.16.105110.17.0000 ≤ v ≤ 10.17.102110.18.0001
hpe-aruba-cx-10000-48y6c-r8p13a (environment) · hpe-aruba-cx-10000-48y6c-r8p14a (environment) · hpe-aruba-cx-10000-48y6c-s0f98a (environment) · hpe-aruba-cx-10040-32p-s4r54a (environment) · hpe-aruba-cx-10040-32p-s4r55a (environment) · hpe-aruba-cx-10040-32p-s4r56a (environment) · hpe-aruba-cx-10040-s4r58a (environment) · hpe-aruba-cx-4100i-12-port-jl817a (environment) · hpe-aruba-cx-4100i-24-port-jl818a (environment) · hpe-aruba-cx-6000-12g-r8n89a (environment) · hpe-aruba-cx-6000-12p-r8n89b (environment) · hpe-aruba-cx-6000-12p-s4r21a (environment) · hpe-aruba-cx-6000-24g-r8n87a (environment) · hpe-aruba-cx-6000-24g-r8n88a (environment) · hpe-aruba-cx-6000-24p-r8n87b (environment) · hpe-aruba-cx-6000-24p-r8n88b (environment) · hpe-aruba-cx-6000-24p-s4r26a (environment) · hpe-aruba-cx-6000-24p-s4r27a (environment) · hpe-aruba-cx-6000-48g-r8n85a (environment) · hpe-aruba-cx-6000-48g-r8n86a (environment) · hpe-aruba-cx-6000-48g-r9y03a (environment) · hpe-aruba-cx-6000-48p-r8n85b (environment) · hpe-aruba-cx-6000-48p-r8n86b (environment) · hpe-aruba-cx-6000-48p-r9y03b (environment) · hpe-aruba-cx-6000-48p-s4r20a (environment) · hpe-aruba-cx-6000-48p-s4r24a (environment) · hpe-aruba-cx-6000-48p-s4r25a (environment) · hpe-aruba-cx-6000-8p-s4r22a (environment) · hpe-aruba-cx-6000-8p-s4r23a (environment) · hpe-aruba-cx-6000-8p-s4r28a (environment) · hpe-aruba-cx-6000-8p-s4r29a (environment) · hpe-aruba-cx-6100-12g-jl679a (environment) · hpe-aruba-cx-6100-24g-jl677a (environment) · hpe-aruba-cx-6100-24g-jl678a (environment) · hpe-aruba-cx-6100-48g-jl675a (environment) · hpe-aruba-cx-6100-48g-jl676a (environment) · hpe-aruba-cx-6100-48g-r9y04a (environment) · hpe-aruba-cx-6200f-12g-r8q72a (environment) · hpe-aruba-cx-6200f-12g-r8v13a (environment) · hpe-aruba-cx-6200f-24g-jl724b (environment) · hpe-aruba-cx-6200f-24g-jl725b (environment) · hpe-aruba-cx-6200f-24g-s0g13a (environment) · hpe-aruba-cx-6200f-24g-s0g14a (environment) · hpe-aruba-cx-6200f-24g-s0m81a (environment) · hpe-aruba-cx-6200f-24g-s0m82a (environment) · hpe-aruba-cx-6200f-24g-s0m86a (environment) · hpe-aruba-cx-6200f-24g-s0m87a (environment) · hpe-aruba-cx-6200f-48g-jl726b (environment) · hpe-aruba-cx-6200f-48g-jl727b (environment) · hpe-aruba-cx-6200f-48g-jl728b (environment) · hpe-aruba-cx-6200f-48g-s0g15a (environment) · hpe-aruba-cx-6200f-48g-s0g16a (environment) · hpe-aruba-cx-6200f-48g-s0g17a (environment) · hpe-aruba-cx-6200f-48g-s0m83a (environment) · hpe-aruba-cx-6200f-48g-s0m84a (environment) · hpe-aruba-cx-6200f-48g-s0m85a (environment) · hpe-aruba-cx-6200f-48g-s0m88a (environment) · hpe-aruba-cx-6200f-48g-s0m89a (environment) · hpe-aruba-cx-6200f-48g-s0m90a (environment) · hpe-aruba-cx-6200m-24g-r8q67a (environment) · hpe-aruba-cx-6200m-24g-r8q68a (environment) · hpe-aruba-cx-6200m-24g-r8v08a (environment) · hpe-aruba-cx-6200m-24g-r8v09a (environment) · hpe-aruba-cx-6200m-36g-r8q71a (environment) · hpe-aruba-cx-6200m-36g-r8v12a (environment) · hpe-aruba-cx-6200m-48g-r8q69a (environment) · hpe-aruba-cx-6200m-48g-r8q70a (environment) · hpe-aruba-cx-6200m-48g-r8v10a (environment) · hpe-aruba-cx-6200m-48g-r8v11a (environment) · hpe-aruba-cx-6300f-24-jl666a (environment) · hpe-aruba-cx-6300f-24-jl668a (environment) · hpe-aruba-cx-6300f-24p-s0g96a (environment) · hpe-aruba-cx-6300f-24p-s0g98a (environment) · hpe-aruba-cx-6300f-48-jl665a (environment) · hpe-aruba-cx-6300f-48-jl667a (environment) · hpe-aruba-cx-6300f-48p-s0g95a (environment) · hpe-aruba-cx-6300f-48p-s0g97a (environment) · hpe-aruba-cx-6300m-16p-s4p41a (environment) · hpe-aruba-cx-6300m-16p-s4p45a (environment) · hpe-aruba-cx-6300m-24-jl658a (environment) · hpe-aruba-cx-6300m-24-jl660a (environment) · hpe-aruba-cx-6300m-24-jl662a (environment) · hpe-aruba-cx-6300m-24-jl664a (environment) · hpe-aruba-cx-6300m-24p-r8s89a (environment) · hpe-aruba-cx-6300m-24p-r8s92a (environment) · hpe-aruba-cx-6300m-24p-s0f99a (environment) · hpe-aruba-cx-6300m-24p-s0g01a (environment) · hpe-aruba-cx-6300m-24p-s0g03a (environment) · hpe-aruba-cx-6300m-24p-s0g05a (environment) · hpe-aruba-cx-6300m-24p-s4p44a (environment) · hpe-aruba-cx-6300m-24p-s4p48a (environment) · hpe-aruba-cx-6300m-24p-s5z46a (environment) · hpe-aruba-cx-6300m-32p-s4p42a (environment) · hpe-aruba-cx-6300m-32p-s4p46a (environment) · hpe-aruba-cx-6300m-48-jl659a (environment) · hpe-aruba-cx-6300m-48-jl661a (environment) · hpe-aruba-cx-6300m-48-jl663a (environment) · hpe-aruba-cx-6300m-48-jl762a (environment) · hpe-aruba-cx-6300m-48p-r8s90a (environment) · hpe-aruba-cx-6300m-48p-s0g00a (environment) · hpe-aruba-cx-6300m-48p-s0g02a (environment) · hpe-aruba-cx-6300m-48p-s0g04a (environment) · hpe-aruba-cx-6300m-48p-s0g06a (environment) · hpe-aruba-cx-6300m-48p-s0x44a (environment) · hpe-aruba-cx-6300m-48p-s4p43a (environment) · hpe-aruba-cx-6300m-48p-s4p47a (environment) · hpe-aruba-cx-6300m-48sr5-r8s91a (environment) · hpe-aruba-cx-6405-48sfp-8sfp56-r0x30a (environment) · hpe-aruba-cx-6405-96g-r0x29a (environment) · hpe-aruba-cx-6405-r0x26a (environment) · hpe-aruba-cx-6405-v2-r0x26c (environment) · hpe-aruba-cx-6410-96g-jl741a (environment) · hpe-aruba-cx-6410-r0x27a (environment) · hpe-aruba-cx-6410-v2-r0x27c (environment) · hpe-aruba-cx-8320-32-jl579a (environment) · hpe-aruba-cx-8320-48-jl479a (environment) · hpe-aruba-cx-8320-48-jl581a (environment) · hpe-aruba-cx-8325-32c-jl626a (environment) · hpe-aruba-cx-8325-32c-jl627a (environment) · hpe-aruba-cx-8325-48y8c-jl624a (environment) · hpe-aruba-cx-8325-48y8c-jl625a (environment) · hpe-aruba-cx-8325-48y8c-jl858a (environment) · hpe-aruba-cx-8325h-16c-s4b22a (environment) · hpe-aruba-cx-8325h-16c-s4b24a (environment) · hpe-aruba-cx-8325h-18y4c-s4b21a (environment) · hpe-aruba-cx-8325h-18y4c-s4b23a (environment) · hpe-aruba-cx-8325p-32c-s0g07a (environment) · hpe-aruba-cx-8325p-32c-s0g08a (environment) · hpe-aruba-cx-8360-12c-jl708c (environment) · hpe-aruba-cx-8360-12c-jl709c (environment) · hpe-aruba-cx-8360-16y2c-jl702c (environment) · hpe-aruba-cx-8360-16y2c-jl703c (environment) · hpe-aruba-cx-8360-24xf2c-jl710c (environment) · hpe-aruba-cx-8360-24xf2c-jl711c (environment) · hpe-aruba-cx-8360-32y4c-jl700c (environment) · hpe-aruba-cx-8360-32y4c-jl701c (environment) · hpe-aruba-cx-8360-48xt4c-jl706c (environment) · hpe-aruba-cx-8360-48xt4c-jl707c (environment) · hpe-aruba-cx-8360-48y6c-jl704c (environment) · hpe-aruba-cx-8360-48y6c-jl705c (environment) · hpe-aruba-cx-8400-8-slot-chassis-jl375a (environment) · hpe-aruba-cx-8400-jl376a (environment) · hpe-aruba-cx-9300-32d-r8z96a (environment) · hpe-aruba-cx-9300-32d-r9a29a (environment) · hpe-aruba-cx-9300-32d-r9a30a (environment) · hpe-aruba-cx-9300-r8z97a (environment) · hpe-aruba-cx-9300-r8z98a (environment) · hpe-aruba-cx-9300-r8z99a (environment) · hpe-aruba-cx-9300-r9a00a (environment) · hpe-aruba-cx-9300s-32p-s0f81a (environment) · hpe-aruba-cx-9300s-32p-s0f82a (environment) · hpe-aruba-cx-9300s-32p-s0f83a (environment) · hpe-aruba-cx-9300s-32p-s0f84a (environment) · hpe-aruba-cx-9300s-32p-s0f87a (environment) · hpe-aruba-cx-9300s-32p-s0f88a (environment)
10.10.0000 ≤ v ≤ 10.10.118010.13.0000 ≤ v ≤ 10.13.118010.16.0000 ≤ v ≤ 10.16.105110.17.0000 ≤ v ≤ 10.17.102110.18.0000 ≤ v ≤ 10.18.000110.10.000010.13.000010.16.000010.17.000010.18.0000
All versions

Remediation

No guide yet

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

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.9MEDIUMhpe
Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-121

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card