Cisco UCS Director Code Injection (CSCur02877) (Shellshock)

critical Nessus Plugin ID 78770

Synopsis

The remote host is running a vulnerable version of Bash.

Description

According to its self-reported version, the remote host is running a version of Cisco UCS Director that could be affected by a command injection vulnerability in GNU Bash known as Shellshock, which is due to the processing of trailing strings after function definitions in the values of environment variables. This allows a remote attacker to execute arbitrary code via environment variable manipulation depending on the configuration of the system.

Authentication on the system is required before this vulnerability can be exploited.

Solution

Apply the patch or upgrade to the version recommended in Cisco bug ID CSCur02877

See Also

https://tools.cisco.com/bugsearch/bug/CSCur02877

http://seclists.org/oss-sec/2014/q3/650

https://www.invisiblethreat.ca/post/shellshock/

Plugin Details

Severity: Critical

ID: 78770

File Name: cisco_ucs_director_CSCur02877.nasl

Version: 1.16

Type: combined

Family: CISCO

Published: 10/31/2014

Updated: 12/5/2022

Configuration: Enable paranoid mode

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Critical

Score: 9.5

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 8.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2014-7187

Vulnerability Information

CPE: cpe:/a:cisco:ucs_director

Required KB Items: Settings/ParanoidReport, Host/Cisco/UCSDirector/version

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/2/2014

Vulnerability Publication Date: 9/24/2014

CISA Known Exploited Vulnerability Due Dates: 7/28/2022

Exploitable With

Core Impact

Metasploit (CUPS Filter Bash Environment Variable Code Injection (Shellshock))

Reference Information

CVE: CVE-2014-6271, CVE-2014-6277, CVE-2014-6278, CVE-2014-7169, CVE-2014-7187

BID: 70103, 70137, 70154, 70165, 70166

CERT: 252743

IAVA: 2014-A-0142

CISCO-BUG-ID: CSCur02877