Ubuntu 6.06 LTS / 6.10 / 7.04 : samba vulnerabilities (USN-460-1)

Ubuntu Security Notice (C) 2007-2013 Canonical, Inc. / NASL script (C) 2007-2013 Tenable Network Security, Inc.


Synopsis :

The remote Ubuntu host is missing one or more security-related patches.

Description :

Paul Griffith and Andrew Hogue discovered that Samba did not fully
drop root privileges while translating SIDs. A remote authenticated
user could issue SMB operations during a small window of opportunity
and gain root privileges. (CVE-2007-2444)

Brian Schafer discovered that Samba did not handle NDR parsing
correctly. A remote attacker could send specially crafted MS-RPC
requests that could overwrite heap memory and execute arbitrary code.
(CVE-2007-2446)

It was discovered that Samba did not correctly escape input parameters
for external scripts defined in smb.conf. Remote authenticated users
could send specially crafted MS-RPC requests and execute arbitrary
shell commands. (CVE-2007-2447).

Solution :

Update the affected packages.

Risk factor :

Critical / CVSS Base Score : 10.0
(CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C)
Public Exploit Available : true

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 28059 ()

Bugtraq ID:

CVE ID: CVE-2007-2444
CVE-2007-2446
CVE-2007-2447