Impression of Log4j vulnerability on GFI

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A brand new zero-day vulnerability, formally often known as CVE-2021-44228was printed within the NIST Nationwide Vulnerability Database on Friday, December 10. It’s discovered within the Java Log4j library.

Log4j is a well-liked open supply logging library created by the Apache Software program Basis. The safety vulnerability present in Log4j permits hackers to execute distant instructions on a goal system. The severity of the vulnerability is assessed as “Crucial” by NIST.

How are GFI merchandise affected?

The GFI growth crew is reviewing our merchandise for using Log4j.

A perform of Kerio Join makes use of Log4j, and a advisable mitigation is recognized under.

If we determine extra advisable mitigations, we’ll present a follow-up communication. Further info, when accessible, may also be posted on this web page.

Mitigation of Kerio Join vulnerabilities

Log4j is utilized in Kerio Join as a part of the chat characteristic. We advocate that every one Kerio Join customers quickly disable the chat perform in this system

To disable chat on Kerio Join:

  1. Go to Settings.
  2. Click on Domains.
  3. Double click on on the specified area.
  4. Search for the “Chat” part within the Basic tab.
  5. Deselect “Allow chat in Kerio Join Consumer”. choice.
  6. Repeat the steps above for all your e-mail domains.

Kerio Join Safety Evaluate

Work has already began on a safety patch for Kerio Join. We intend to ship a public assertion within the coming days.

We’ll ship a follow-up notification to all Kerio Join clients to their registered e-mail when the discharge is accessible.

Replace 2021. 12. 21.

We’re happy to announce that Kerio Join 9.3.1p2 is accessible. This safety launch addresses the Log4j-related vulnerability, formally often known as CVE-2021-44228.

Launch Notes:

  • Apache log4j2 library replace to model 2.16.0 (repair for vulnerability CVE-2021-44228)

The brand new model could be downloaded from the GFI Replace Heart.

We advocate that every one Kerio Join clients set up model 9.3.1p2 as quickly as doable.

As soon as Kerio Join 9.3.1p2 is deployed, the chat characteristic could be safely re-enabled.

Replace 2022. 01. 13.

We’re happy to announce the discharge of Kerio Join 9.4. This newest model introduces a number of key safety enhancements, together with the Log4j 2.17.0 implementation to resolve the denial of service vulnerability, formally often known as CVE-2021-45105 current within the earlier model.

Full listing of launch notes is accessible on our web site.

The brand new model could be downloaded from the GFI Replace Heart.

We advocate that every one Kerio Join clients set up model 9.4 as quickly as doable.

Replace 2022. 01. 14.

The GFI growth crew has revised our merchandise for using Log4j. These are the outcomes of the analysis:

Product Consequence Easy methods to repair
Exinda Community Orchestrator not impacted
Lengthen SD-WAN not impacted
GFI Archiver not impacted
GFI EndPoint Safety not impacted
GFI Occasion Supervisor not impacted
GFI FaxMaker not impacted
GFI Assist Desk not impacted
GFI LanGuard not impacted
GFI MailEssentials not impacted
Kerio Join Impacted (Model 9.3.1p1 and earlier) Replace to model 9.4
Kerio Management not impacted
Kerio operator not impacted


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