ESB-2018.0255 - [Ubuntu] rsync: Multiple vulnerabilities 2018-01-24

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.0255
              Multiple vulnerabilities in rsync affect Ubuntu
                              24 January 2018

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           rsync
Publisher:         Ubuntu
Operating System:  Ubuntu
Impact/Access:     Execute Arbitrary Code/Commands -- Existing Account
                   Denial of Service               -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-5764 CVE-2017-16548 

Reference:         ESB-2017.3212

Original Bulletin: 
   https://usn.ubuntu.com/usn/usn-3543-1/
   http://www.ubuntu.com/usn/usn-3543-2/

Comment: This bulletin contains two (2) Ubuntu security advisories.

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Ubuntu Security Notice USN-3543-1

23rd January, 2018

rsync vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

Ubuntu 17.10

Ubuntu 16.04 LTS

Ubuntu 14.04 LTS

Summary

Several security issues were fixed in rsync.

Software description

rsync - fast, versatile, remote (and local) file-copying tool

Details

It was discovered that rsync incorrectly handled certain data input.

An attacker could possibly use this to cause a denial of service or

execute arbitrary code. (CVE-2017-16548)

It was discovered that rsync incorrectly parsed certain arguments. An attacker

could possibly use this to bypass arguments and execute arbitrary code.

(CVE-2018-5764)

Update instructions

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

Ubuntu 17.10:

rsync 3.1.2-2ubuntu0.2

Ubuntu 16.04 LTS:

rsync 3.1.1-3ubuntu1.2

Ubuntu 14.04 LTS:

rsync 3.1.0-2ubuntu0.4

To update your system, please follow these instructions: 
https://wiki.ubuntu.com/Security/Upgrades.

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

References

CVE-2017-16548, CVE-2018-5764

- ---

USN-3543-2: rsync vulnerabilities

Ubuntu Security Notice USN-3543-2

23rd January, 2018

rsync vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

Ubuntu 12.04 LTS

Summary

Several security issues were fixed in rsync.

Software description

rsync - fast, versatile, remote (and local) file-copying tool

Details

USN-3543-1 fixed vulnerabilities in rsync. This update

provides the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

It was discovered that rsync incorrectly handled certain data input.

An attacker could possibly use this to cause a denial of service or

execute arbitrary code. (CVE-2017-16548)

It was discovered that rsync incorrectly parsed certain arguments. An attacker

could possibly use this to bypass arguments and execute arbitrary code.

(CVE-2018-5764)

Update instructions

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

Ubuntu 12.04 LTS:

rsync 3.0.9-1ubuntu1.3

To update your system, please follow these instructions: 
https://wiki.ubuntu.com/Security/Upgrades.

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

References

CVE-2017-16548, CVE-2018-5764

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