==========================================================================
Ubuntu Security Notice USN-4531-1
September 22, 2020
busybox vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 20.04 LTS
– Ubuntu 18.04 LTS
Summary:
Fraudulent security certificates could allow sensitive information to
be exposed when accessing the Internet.
Software Description:
– busybox: Tiny utilities for small and embedded systems
Details:
It was discovered that the BusyBox wget applet incorrectly validated SSL
certificates. A remote attacker could possibly use this issue to intercept
secure communications.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 20.04 LTS:
busybox 1:1.30.1-4ubuntu6.2
busybox-initramfs 1:1.30.1-4ubuntu6.2
busybox-static 1:1.30.1-4ubuntu6.2
Ubuntu 18.04 LTS:
busybox 1:1.27.2-2ubuntu3.3
busybox-initramfs 1:1.27.2-2ubuntu3.3
busybox-static 1:1.27.2-2ubuntu3.3
In general, a standard system update will make all the necessary changes.
References:
https://usn.ubuntu.com/4531-1
CVE-2018-1000500
Package Information:
https://launchpad.net/ubuntu/+source/busybox/1:1.30.1-4ubuntu6.2
https://launchpad.net/ubuntu/+source/busybox/1:1.27.2-2ubuntu3.3
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