Release Notes

Version5.3.0
Release date24 Oct 2023
ScopeFocused on new functionalities and enhancements

New Features, Improvements and Enhancements

Details
Support SOAP/JSON message with Base64 embedded dataMetaDefender ICAP Server now enables users to configure and define rule to parse SOAP / JSON message for Base64 embedded data decoding. Learn more details at SOAP/JSON
Support new OS Version

Support some latest Unix based OS versions:

  • Ubuntu 22.04
  • Red Hat/Cent OS 9
UI accessibility

MetaDefender ICAP Server provides a new UI accessibility mode to support accessibility view (disabled by default).

Security enhancements

Upgraded 3rd party libraries for vulnerabilities:

  • NGINX 1.22.1
  • Curl 8.4.0
  • Angular CLI 14.0
  • Zlib 1.2.13 (Windows only)
Other updates
  • "Permissive passive" mode under the Global settings section is now enabled by default.
  • New scan verdict filtration for SBOM related result.

Bug Fixes

Details
Login failed for AD authentication with multiple servers
  • Encountered when multiple AD servers are added, and the first AD server failed to authenticate user.
Some minor issues
  • Some UI cosmetics and minor bugs are addressed.

Known Limitations

Details
Stability issues on Red Hat / CentOS with its kernel version 372

MetaDefender ICAP Server 5.1.0 or newer might not be able to work properly with Red Hat /Cent OS with its kernel 372.

The vendor Red Hat has already fixed issues with latest kernel version 425

MetaDefender ICAP Server's NGINX web server will not start if using weak cipher suites for HTTPS

On MetaDefender ICAP Server 5.1.0 or newer, OpenSSL 1.x is replaced by OpenSSL 3.x within the product and other dependencies (NGINX) as a security improvement, and prevent known vulnerabilities found on OpenSSL 1.x

NGINX's OpenSSL 3.x on MetaDefender ICAP Server has the enforcement in place to reject all weak cipher suites. It only accepts "HIGH" encryption cipher suites https://www.openssl.org/docs/man1.1.1/man1/ciphers.html (MD5 and SHA1 hashing based will not be accepted as well).

As a result, if you already configured MetaDefender ICAP Server for HTTPS connection, but using a weak SSL cipher with your certificate, then MetaDefender ICAP Server will not be able to start due to NGINX's OpenSSL 3.x enforcement.

no_proxy configurationFrom MD ICAP Server 5.1.0, no_proxy setting must support CIDR for IP address, refer to No Proxy configuration
Connect with MD Core with TLS on Debian OS

MetaDefender ICAP Server v5.1.0 on Debian OS must execute 2 bellows command to connect with MetaDefender Core via TLS enable.

sudo mkdir -p /etc/pki/tls/certs/

sudo ln -s /etc/ssl/certs/ca-certificates.crt /etc/pki/tls/certs/ca-bundle.crt

This issue has already fixed since MetaDefender ICAP Server v5.1.1

TLS 1.3 does not support on Windows Server 2012Tls 1.3 will not work on Windows Server 2012 due to limitation of Schannel https://learn.microsoft.com/en-us/windows/win32/secauthn/protocols-in-tls-ssl--schannel-ssp-
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