USN-4871-1: targetcli-fb vulnerabilities

15 March 2021

Several security issues were fixed in targetcli-fb.

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Packages

Details

It was discovered that targetcli-fb did not properly manage socket
permissions. A local attacker could use this issue to modify the iSCSI
configuration resulting in a denial of service, obtain sensitive
information or execute arbitrary code. (CVE-2020-10699)

It was discovered that targetcli-fb did not properly manage permissions for
/etc/target and underneath backup directory/files. An attacker could use
this issue to access sensitive information. (CVE-2020-13867)

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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.

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Update instructions

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

Ubuntu 20.04

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

References

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