CVE-2026-33443Network attack vector

Persistent service interruption via tunnel memory error

Published Jul 15, 2026 · Updated Jul 15, 2026

Memory management error in Absolute Secure Access Server before 14.55 allows remote authenticated users to persistently interrupt service. Absolute has not disclosed the affected routine or the incorrect memory operation, stating only that attacker-controlled tunnel-protocol traffic triggers the failure. Exploitation requires intimate protocol knowledge and total control of a tunnel session, and the reported consequence is limited to server availability.

CVSS severity7.1
High
EPSS probability0.37%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Memory management error in Absolute Secure Access Server before 14.55 allows remote authenticated users to persistently interrupt service. Absolute has not disclosed the affected routine or the incorrect memory operation, stating only that attacker-controlled tunnel-protocol traffic triggers the failure. Exploitation requires intimate protocol knowledge and total control of a tunnel session, and the reported consequence is limited to server availability.

The record

CVE
CVE-2026-33443
Published
Jul 15, 2026
Updated
Jul 15, 2026
Vendor
Absolute Security
Product
Absolute Secure Access
Classifications
CWE-400, T1499
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jul 15, 2026CVE publishedPublication date reported by the CVE source.
  2. Jul 15, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <14.55

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Absolute Security · Absolute Secure Accessversion=0 <14.55

Published CVSS scores

7.1NetMotion SoftwareCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
5.9NIST NVDCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-400Uncontrolled Resource Consumption
T1499Endpoint Denial of Service

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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