1. Ubuntu Security Notices
  2. USN-5160-1

USN-5160-1: Midnight Commander vulnerability

Publication date

9 August 2022

Overview

Midnight Commander could be made to access a spoofed server instance.

Releases

Packages

  • mc - Midnight Commander - a powerful file manager

Details

It was discovered that Midnight Commander would not check server fingerprints
when establishing an SFTP connection. If a remote attacker were able to intercept
communications this flaw could be exploited to impersonate the SFTP server.

It was discovered that Midnight Commander would not check server fingerprints
when establishing an SFTP connection. If a remote attacker were able to intercept
communications this flaw could be exploited to impersonate the SFTP server.

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
20.04 focal mc-data –  3:4.8.24-2ubuntu1+esm1  
mc –  3:4.8.24-2ubuntu1+esm1  
18.04 bionic mc-data –  3:4.8.19-1ubuntu0.1~esm1  
mc –  3:4.8.19-1ubuntu0.1~esm1  
16.04 xenial mc-data –  3:4.8.15-2ubuntu0.1~esm1  
mc –  3:4.8.15-2ubuntu0.1~esm1  
14.04 trusty mc-data –  3:4.8.11-1ubuntu0.1~esm1  
mc –  3:4.8.11-1ubuntu0.1~esm1  

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References

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