CVE-2026-79856

Unauthenticated Buffer Overflow Vulnerability leads to Authentication Bypass in AOS-8

Published Oct 22, 2026 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
Description
A buffer overflow vulnerability exists in the PAPI protocol of AOS-8 that could allow an unauthenticated remote attacker to circumvent existing authentication controls. Successful exploitation could allow an attacker to gain administrative access, modify system configurations, and access or manipulate sensitive data.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Weaknesses CWE-120
CWE-287
Type Values Removed Values Added
Weaknesses CWE-119
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description No description provided A buffer overflow vulnerability exists in the PAPI protocol of AOS-8 that could allow an unauthenticated remote attacker to circumvent existing authentication controls. Successful exploitation could allow an attacker to gain administrative access, modify system configurations, and access or manipulate sensitive data.
Type Values Removed Values Added
Weaknesses CWE-120
CWE-287
Type Values Removed Values Added
Description No description provided
Title Unauthenticated Buffer Overflow Vulnerability leads to Authentication Bypass in AOS-8
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Subscriptions

No data.

Weaknesses

Sources

Status
PUBLISHED
Assigner
hpe
Published
Updated
Oct 24, 2026, 3:55 AM
Reserved
Aug 25, 2026, 2:47 PM
Status
Awaiting Analysis
Published
Oct 22, 2026, 7:17 PM
Modified
Oct 26, 2026, 2:18 PM