CVE Watchtower

CVE-2026-79847Improper Restriction of Operations within the Bounds of a Memory Buffer

NVDCVSS scored by security-alert@hpe.com

Vulnerability Summary

Buffer overflow vulnerabilities in the affected interface of AOS-10 could lead to unauthenticated remote code execution by sending specially crafted packets to the affected interface. Successful exploitation of this vulnerability results in the ability to execute arbitrary code as a privileged user on the underlying operating system.
Severity Level
CRITICAL(10.0)
Published Date
Oct 22, 2026
Last Modified
Oct 26, 2026
Exploitation Status
No confirmed exploitation yet
EPSS Score (30-Day)
0.82%Probability
Root Weakness (CWE)
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the intended boundary of the buffer.
CVSS v3.1 Base Metrics — Score 10.0 (CRITICAL)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeChanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

Affected & Patched Versions

Affected Versions
Not provided by NVD for this CVE.
Patched Versions
No patched version published yet
Until a fix ships, reduce exposure:
  • Restrict access to the affected service or interface to trusted networks.
  • Disable the affected feature if you do not need it.
  • Watch the vendor advisory for a firmware or software update.

What to do

Plan remediation soon. No exploitation is confirmed yet, but the severity is critical.

  1. Check whether you run the affected product and which version.
  2. No patched version is listed yet. Limit access to the affected service to trusted networks, and disable the feature if you can.
  3. Subscribe to the vendor advisory so you learn when a fix ships.

Timeline

  • Oct 22, 2026Published
  • Oct 26, 2026Record last modified

Score, severity and exploitation changes are tracked from the day Watchtower started logging them.

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Data last checked: Nov 14, 2026 18:19 UTC