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ICX 1.5.3.X - Release Notes

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Previous Release - ICX 1.4.3.X - Release Notes

This article provides the release notes for ICX-500, ICX-510 and ICX-Core software 1.5.3.x with incremental bug fix releases. This release notes describe new features, improvements and issues fixed after ICX 1.4.3.x.

General information

vsfx is a firmware archive for the ICX-500/510 Intelligent Gateway platform.

  • vsfx-1.5.3.x{-n}.swu - Used for standard in-field upgrades
  • vsfx-prod-1.5.3.x{n}.img.zip - Used in-field recovery and major system upgrades (SD-Card update)
  • vsfx-prod-1.5.3.x{n}.zip - Used in production upgrade only.
Note icon
  • The first 4 numbers in version directly links to the the ICX-Core version.
  • The last optional "-n" number is added for vsfx build with only platform changes form the first ICX-Core build for vsfx.''


ICX-Core software is an "apt" installation package for Ubuntu 22.04.x LTS Server containing the same functional capabilities as the ICX-500 Intelligent Gateway platform.

  • ICX-Core-01.00-jammy-1.5.3.X.apt.tar - Used for installation from the Ubuntu shell or from ICX-Web interface on already running ICX-Core systems.

Software Upgrade information

ICX 1.5.3.7

Release info

ICX Version: 1.5.3.7
Date: 01.10.2026
Status: General Availability

Bug fixes

MTN-4915 Fixed issue where rotation of log files failed causing log to build up over time

MTN-4957 Fixed stinfo DIP message over Alphanet

MTN-4962 Remove SIP UPDATE from list of supported methods

MTN-4965 Fixed issue where IPHA did not restart

MTN-4966 Reintroduce RTP Audio Statistic SNMP on ICX

MTN-4969 Increased buffers to allow up to 30 simultaneous group messages

MTN-4976 Fixed issue with syncing UDD labels across IPHA pairs

MTN-4986 Reintroduced a more secure version of Billingweb

MTN-4987 Added Open Source License page in Alphaweb

Improvements

MTN-4967 Increase storage for voice limit to the full external storage


ICX 1.5.3.5

Release info

ICX Version: 1.5.3.5
Date: 20.05.2026
Status: General Availability

Bug fixes

MTN-4911 Fixed issue where SoftClient does not stop ringtone IPHA switchover

MTN-4922 Fixed issue where alarm priority group call from SIP Trunk did not trigger volume override


ICX 1.5.3.4

Release info

ICX Version: 1.5.3.4
Date: 17.03.2026
Status: General Availability

Bug fixes

MTN-4899 Normalize recall and live speech audio level for Exigo

Prevent increasing gain for recall audio playback

Improvements

MTN-4863 HTTPS is now by default accessible on ETH0 from factory default

Security fixes

MTN-4891 Updated OpenSSL library

Resolved vulnerabilities related to 

CVE-2025-15467 - A stack buffer overflow vulnerability (Severity: High)


ICX 1.5.3.3

Release info

ICX Version: 1.5.3.3
Date: 02.12.2025
Status: General Availability

Security fixes and improvements

MTN-4791 Security Update

Resolved vulnerabilities related to:

  • CVE-2025-59814 - Unauthenticated Union based SQL-injection password field
  • CVE-2025-59815 - Authenticated Remote Code Execution
  • CVE-2025-59816 - Authenticated Union based SQL-injection “Search input” field
  • CVE-2025-59819 - Unauthenticated RCE - Billing Administrator

Action: Upgrade ICX-AlphaCom to 1.5.3.3

MTN-4842 Security Update

Resolved vulnerabilities related to:

  • CVE-2025-64093 - Unauthenticated RCE - Billing Administrator

Action: Upgrade ICX-AlphaCom to 1.5.3.3

MTN-4843 Security Update

Resolved vulnerabilities related to:

  • CVE-2025-64092 - Unauthenticated SQL-injection – Billing Administrator

Action: Upgrade ICX-AlphaCom to 1.5.3.3



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