CVE-2026-73774 json
Unauthenticated Buffer Overflow Vulnerability leads to Sensitive Information Disclosure in AOS-CX
published 2026-09-01 2 mo ago modified 2026-09-04 2 mo ago also EUVD-2026-69637
- cvss
- 7.6
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 21%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 2 mo ago
Exploit prediction
0.29% chance of exploitation in the next 30 days, higher than 21% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.6 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H |
Affected products
- Hewlett Packard Enterprise (HPE) AOS-CX
Classification
- Weakness
-
- CWE-120 Buffer Copy without Checking Size of Input
References
-
support.hpe.com
/hpesc/public/docDisplay?docId=hpesbnw05134en_us&docLocale=en_US
patch, vendor-advisory
Sources
- CVE List CVE-2026-73774
- NVD CVE-2026-73774
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