Unauthenticated Buffer Overflow Vulnerability leads to Sensitive Information Disclosure in AOS-CX
Summary
| CVE | CVE-2026-73774 |
|---|---|
| State | PUBLISHED |
| Assigner | hpe |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-09-01 21:18:44 UTC |
| Updated | 2026-09-02 19:34:36 UTC |
| Description | A buffer overflow vulnerability exists in the underlying operating system of AOS-CX that could lead to unauthenticated disclosure of sensitive information by sending specially crafted packets to the affected system. Successful exploitation of this vulnerability could result in limited disclosure or modification of information and disruption of the affected system. |
Risk And Classification
Primary CVSS: v3.1 7.6 HIGH from [email protected]
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
EPSS: 0.001910000 probability, percentile 0.087560000 (date 2026-09-02)
Problem Types: CWE-120 | CWE-120 CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Secondary | 7.6 | HIGH | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H |
| 3.1 | CNA | CVSS | 7.6 | HIGH | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H |
CVSS v3.1 Breakdown
Attack Vector
AdjacentAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
LowIntegrity
LowAvailability
HighCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Hewlett Packard Enterprise HPE | AOS-CX | affected 10.18.0000 10.18.0001 semver | Not specified |
| CNA | Hewlett Packard Enterprise HPE | AOS-CX | affected 10.17.0000 10.17.1021 semver | Not specified |
| CNA | Hewlett Packard Enterprise HPE | AOS-CX | affected 10.16.0000 10.16.1051 semver | Not specified |
| CNA | Hewlett Packard Enterprise HPE | AOS-CX | affected 10.13.0000 10.13.1180 semver | Not specified |
| CNA | Hewlett Packard Enterprise HPE | AOS-CX | affected 10.10.0000 10.10.1180 semver | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| support.hpe.com/hpesc/public/docDisplay | [email protected] | support.hpe.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: This vulnerability was discovered by internal security research at HPE Networking. (en)
There are currently no legacy QID mappings associated with this CVE.