Ubuntu 10.04 LTS / 12.04 LTS / 14.04 LTS : bash vulnerability (USN-2362-1) (Shellshock)

Ubuntu Security Notice (C) 2014-2016 Canonical, Inc. / NASL script (C) 2014-2016 Tenable Network Security, Inc.


Synopsis :

The remote Ubuntu host is missing a security-related patch.

Description :

Stephane Chazelas discovered that Bash incorrectly handled trailing
code in function definitions. An attacker could use this issue to
bypass environment restrictions, such as SSH forced command
environments.

Note that Tenable Network Security has extracted the preceding
description block directly from the Ubuntu security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues.

Solution :

Update the affected bash package.

Risk factor :

Critical / CVSS Base Score : 10.0
(CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C)
CVSS Temporal Score : 8.3
(CVSS2#E:F/RL:OF/RC:ND)
Public Exploit Available : true

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 77854 ()

Bugtraq ID:

CVE ID: CVE-2014-6271

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