Memory management error in Secure Access servers prior to 14.55
Priority LOW 31CWE-400Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-400.
Summary
CVE-2026-33443 is a memory management error in Secure Access servers prior to 14.55. Attackers with an intimate knowledge of and total control over the tunnel protocol can create a persistent DoS against the server.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00373 31st percentileScored 2026-11-07
Fix Fixed Secure Access (Absolute Security): 14.55
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Absolute Security | Secure Access | before 14.55 | 14.55 | Patch available | CNA |
- Secure Access VendorAbsolute Security Affected before 14.55 Fixed in 14.55 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:absolute:secure_access:*:*:*:*:*:*:*:* | before 14.55 | Vulnerable | Absolute Security |
- cpe:2.3:a:absolute:secure_access:*:*:*:*:*:*:*:* Versions before 14.55 Vulnerable ·Absolute Security
Remediation
- Fix · CNA Secure Access (Absolute Security) Fixed in 14.55
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Absolute Security Secure Access 14.55
11 records Highest priority Priority MEDIUM 1 MEDIUM, 10 LOW
Other records, highest priority first
- TI-2026-25841 Memory management vulnerability in Secure Access serversPriority MEDIUM 44
- TI-2026-29603 Privilge misconfiguration in Secure Access installersPriority LOW 38
- TI-2026-39968 Memory management vulnerability in Secure Access clientsPriority LOW 36
Timeline
- 2026-10-02 Threatist record created from CVE-2026-33443
- 2026-10-03 Alias added: GHSA-mcx7-4f56-9589
References
More Absolute Security Secure Access vulnerabilities
- TI-2026-25841 Memory management vulnerability in Secure Access servers CVSS 4.0HIGH 8.7
- TI-2026-39972 Out-of-bounds read in Absolute Security Secure Access CVSS 4.0HIGH 8.7
- TI-2026-29603 Privilge misconfiguration in Secure Access installers CVSS 4.0HIGH 8.5
- TI-2026-25847 Arbitrary read/write vulnerability in Windows clients prior to 14.50 CVSS 4.0HIGH 8.5
- TI-2025-31193 Memory management vulnerability in Absolute Secure Access server versions 9.0 to 13.54 CVSS 4.0HIGH 8.7
- TI-2026-39971 NULL pointer dereference in Absolute Security Secure Access CVSS 4.0MEDIUM 6.9
Sources
- CVE-2026-33443 · CVE Program
- CVE-2026-33443 · NVD
- FIRST EPSS
- GHSA-mcx7-4f56-9589 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences