BlackBerry PlayBook Samba code execution

blackberry-playbook-samba-code-execution (73361) The risk level is classified as HighHigh Risk

Description:

BlackBerry PlayBook tablet could allow a remote attacker to execute arbitrary code on the system, caused by an error in the open source Samba software suite delivered with the File Sharing service. An attacker could exploit this vulnerability using Wi-Fi network or physical access to a USB-connected tablet to execute arbitrary code with root privileges on the vulnerable system.

*CVSS:

Base Score: 9.3
  Access Vector: Network
  Access Complexity: Medium
  Authentication: None
  Confidentiality Impact: Complete
  Integrity Impact: Complete
  Availability Impact: Complete
 
Temporal Score: 6.9
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Gain Access

Remedy:

Refer to BSRT-2012-001 for patch, upgrade or suggested workaround information. See References.

References:

  • BSRT-2012-001: Vulnerability in Samba service impacts BlackBerry PlayBook tablet file sharing.
  • BSRT-2012-001: Vulnerability in Samba service impacts BlackBerry PlayBook tablet file sharing.
  • BID-52103: Samba 'AndX' Request CVE-2012-0870 Heap Based Buffer Overflow Vulnerability
  • CVE-2012-0870: Heap-based buffer overflow in process.c in smbd in Samba 3.0, as used in the file-sharing service on the BlackBerry PlayBook tablet before 2.0.0.7971 and other products, allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via a Batched (aka AndX) request that triggers infinite recursion.
  • OSVDB ID: 79443: Samba process.c Any Batched (AndX) Request Packet Parsing Remote Overflow
  • RHSA-2012-0332: Critical: samba security update
  • SA48116: BlackBerry Tablet OS Samba File Sharing Vulnerability
  • SA48152: Samba Any Batched Request Handling Buffer Overflow Vulnerability

Platforms Affected:

  • RedHat Enterprise Linux 4 AS
  • RedHat Enterprise Linux 4 Desktop
  • RedHat Enterprise Linux 4 ES
  • RedHat Enterprise Linux 4 WS
  • RedHat Enterprise Linux 5
  • RedHat Enterprise Linux 5 Client Workstation
  • RedHat Enterprise Linux 5 Client
  • RedHat Enterprise Linux EUS 5.6.z
  • RedHat Enterprise Linux Long Life 5.3
  • RedHat Enterprise Linux Long Life 5.6
  • RIM BlackBerry Playbook tablet software 1.0.5.2304
  • RIM BlackBerry Playbook tablet software 1.0.5.2342
  • RIM BlackBerry Playbook tablet software 1.0.6
  • RIM BlackBerry Playbook tablet software 1.0.7.2942
  • RIM BlackBerry Playbook tablet software 1.0.7.3312
  • RIM BlackBerry Playbook tablet software 1.0.8.4985
  • RIM BlackBerry Playbook tablet software 1.0.8.6067

Reported:

Feb 21, 2012

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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