Detections
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Fedora 20 : bash-4.2.47-4.fc20 (2014-11360)

critical Nessus Plugin ID 77874

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Synopsis

The remote Fedora host is missing a security update.

Description

Disclosure - http://www.openwall.com/lists/oss-security/2014/09/24/10

Behaviour prior to patch :

$ env x='() { :;}; echo OOPS' bash -c /usr/sbin/nologin OOPS This account is currently not available.

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora 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.

See Also

https://www.openwall.com/lists/oss-security/2014/09/24/10

http://www.nessus.org/u?3beab4d1

Plugin Details

Severity: Critical

ID: 77874

File Name: fedora_2014-11360.nasl

Version: 1.24

Type: local

Agent: unix

Published: 9/26/2014

Updated: 12/5/2022

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Critical

Score: 9.5

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.8

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

Vulnerability Information

CPE: cpe:/o:fedoraproject:fedora:20, p-cpe:/a:fedoraproject:fedora:bash

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/25/2014

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

Exploitable With

Core Impact

Metasploit (Apache mod_cgi Bash Environment Variable Code Injection (Shellshock))

Reference Information

CVE: CVE-2014-6271

BID: 70103

FEDORA: 2014-11360

IAVA: 2014-A-0142