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AUSCERT External Security Bulletin Redistribution
ESB-2017.2312
BlueZ vulnerability
13 September 2017
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AusCERT Security Bulletin Summary
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Product: bluez
Publisher: Ubuntu
Operating System: Ubuntu
Impact/Access: Access Privileged Data -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2017-1000250
Reference: ESB-2017.2299
Original Bulletin:
http://www.ubuntu.com/usn/usn-3413-1
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Ubuntu Security Notice USN-3413-1
September 12, 2017
bluez vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:
- - Ubuntu 17.04
- - Ubuntu 16.04 LTS
- - Ubuntu 14.04 LTS
Summary:
BlueZ could be made to expose sensitive information over bluetooth.
Software Description:
- - bluez: Bluetooth tools and daemons
Details:
It was discovered that an information disclosure vulnerability existed
in the Service Discovery Protocol (SDP) implementation in BlueZ. A
physically proximate unauthenticated attacker could use this to
disclose sensitive information. (CVE-2017-1000250)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 17.04:
bluez 5.43-0ubuntu1.1
libbluetooth3 5.43-0ubuntu1.1
Ubuntu 16.04 LTS:
bluez 5.37-0ubuntu5.1
libbluetooth3 5.37-0ubuntu5.1
Ubuntu 14.04 LTS:
bluez 4.101-0ubuntu13.3
libbluetooth3 4.101-0ubuntu13.3
In general, a standard system update will make all the necessary changes.
References:
https://www.ubuntu.com/usn/usn-3413-1
CVE-2017-1000250
Package Information:
https://launchpad.net/ubuntu/+source/bluez/5.43-0ubuntu1.1
https://launchpad.net/ubuntu/+source/bluez/5.37-0ubuntu5.1
https://launchpad.net/ubuntu/+source/bluez/4.101-0ubuntu13.3
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===========================================================================
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