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CVE Database

CVE-2012-0870

Impact: Critical
Public: 2012-02-21
CWE: CWE-674->CWE-119
Bugzilla: 795509: CVE-2012-0870 samba: Any Batched ("AndX") request processing infinite recursion and heap-based buffer overflow

Details

The MITRE CVE dictionary describes this issue as:

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.

Find out more about CVE-2012-0870 from the MITRE CVE dictionary and NIST NVD.

Statement

This issue did not affect samba3x packages as shipped with Red Hat Enterprise Linux 5 and samba packages as shipped with Red Hat Enterprise Linux 6, as it only affected Samba versions prior to 3.4.0. This issue was addressed in samba packages in Red Hat Enterprise Linux 4 and 5 via RHSA-2012:0332.

CVSS v2 metrics

Base Score: 8.3
Base Metrics: AV:A/AC:L/Au:N/C:C/I:C/A:C
Access Vector: Adjacent Network
Access Complexity: Low
Authentication: None
Confidentiality Impact: Complete
Integrity Impact: Complete
Availability Impact: Complete

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat security errata

Platform Errata Release Date
Red Hat Enterprise Linux EUS (v. 5.6 server) (samba) RHSA-2012:0332 February 23, 2012
Red Hat Enterprise Linux Long Life (v. 5.3 server) (samba) RHSA-2012:0332 February 23, 2012
Red Hat Enterprise Linux version 4 (samba) RHSA-2012:0332 February 23, 2012
Red Hat Enterprise Linux version 5 (samba) RHSA-2012:0332 February 23, 2012

External References

http://www.samba.org/samba/security/CVE-2012-0870

Acknowledgements

Red Hat would like to thank the Samba team for reporting this issue. Upstream acknowledges Andy Davis of NGS Secure as the original reporter.

This page is generated automatically and has not been checked for errors or omissions.

For clarification or corrections please contact the Red Hat Security Response Team.