Absolute Security Secure Access up to 14.54 Tunnel Protocol resource consumption

Summaryinfo

A vulnerability categorized as problematic has been discovered in Absolute Security Secure Access up to 14.54. This issue affects some unknown processing of the component Tunnel Protocol. Such manipulation leads to resource consumption. This vulnerability is traded as CVE-2026-40958. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Absolute Security Secure Access up to 14.54. It has been rated as problematic. Affected by this issue is an unknown functionality of the component Tunnel Protocol. The manipulation with an unknown input leads to a resource consumption vulnerability. Using CWE to declare the problem leads to CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. Impacted is availability. CVE summarizes:

CVE-2026-40958 is a input validation error in Secure Access clients prior to 14.55. Attackers with intimate knowledge of and total control over the tunnel protocol can create a non-persistent DoS against their client.

The advisory is available at absolute.com. This vulnerability is handled as CVE-2026-40958 since 04/16/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

Upgrading to version 14.55 eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

• Absolute Security

Name

• Secure Access

Version

• 14.0
• 14.1
• 14.2
• 14.3
• 14.4
• 14.5
• 14.6
• 14.7
• 14.8
• 14.9
• 14.10
• 14.11
• 14.12
• 14.13
• 14.14
• 14.15
• 14.16
• 14.17
• 14.18
• 14.19
• 14.20
• 14.21
• 14.22
• 14.23
• 14.24
• 14.25
• 14.26
• 14.27
• 14.28
• 14.29
• 14.30
• 14.31
• 14.32
• 14.33
• 14.34
• 14.35
• 14.36
• 14.37
• 14.38
• 14.39
• 14.40
• 14.41
• 14.42
• 14.43
• 14.44
• 14.45
• 14.46
• 14.47
• 14.48
• 14.49
• 14.50
• 14.51
• 14.52
• 14.53
• 14.54

CPE 2.3info

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CPE 2.2info

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Exploitinginfo

Threat Intelligenceinfo

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Sourcesinfo

Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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