CVE-2025-59595Network attack vector

Server crash via crafted packet

Published Nov 4, 2025 · Updated Nov 4, 2025

Denial of service in Absolute Secure Access Server before 14.12 allows remote attackers to crash the server with a crafted packet. Absolute has not published the affected protocol, packet fields, or input-processing locus that mishandles the packet. Exploitation requires a non-default server configuration and interrupts availability by crashing the server, with no reported confidentiality or integrity impact.

CVSS severity8.2
High
EPSS probability0.34%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Denial of service in Absolute Secure Access Server before 14.12 allows remote attackers to crash the server with a crafted packet. Absolute has not published the affected protocol, packet fields, or input-processing locus that mishandles the packet. Exploitation requires a non-default server configuration and interrupts availability by crashing the server, with no reported confidentiality or integrity impact.

The record

CVE
CVE-2025-59595
Published
Nov 4, 2025
Updated
Nov 4, 2025
Vendor
Absolute Security
Product
Absolute Secure Access
Classifications
CWE-20, T1499.004
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Nov 4, 2025CVE publishedPublication date reported by the CVE source.
  2. Nov 4, 2025Record 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 <14.12

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Absolute Security · Absolute Secure Accessversion=0 <14.12

Published CVSS scores

7.5NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
8.2NetMotion SoftwareCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

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.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

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
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-20Improper Input Validation
T1499.004Endpoint Denial of Service: Application or System Exploitation

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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