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USN-5160-1: Midnight Commander vulnerability

9 August 2022

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

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

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.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 20.04
Ubuntu 18.04
Ubuntu 16.04
Ubuntu 14.04

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

References