Detections
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Scientific Linux Security Update : bash on SL5.x, SL6.x i386/x86_64 (20140924) (Shellshock)
critical Nessus Plugin ID 77865
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Synopsis
The remote Scientific Linux host is missing one or more security updates.Description
A flaw was found in the way Bash evaluated certain specially crafted environment variables. An attacker could use this flaw to override or bypass environment restrictions to execute shell commands. Certain services and applications allow remote unauthenticated attackers to provide environment variables, allowing them to exploit this issue.(CVE-2014-6271)
For additional information on the CVE-2014-6271 flaw, refer to https://securityblog.redhat.com/2014/09/24/bash-specially crafted-environment-variables-code-injection-attack/
Solution
Update the affected bash, bash-debuginfo and / or bash-doc packages.See Also
Plugin Details
Severity: Critical
ID: 77865
File Name: sl_20140924_bash_on_SL5_x.nasl
Version: 1.19
Type: local
Agent: unix
Published: 9/26/2014
Updated: 12/5/2022
Supported Sensors: Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Critical
Score: 9.4
CVSS v2
Risk Factor: Critical
Base Score: 10
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C
CVSS v3
Risk Factor: Critical
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Vulnerability Information
CPE: p-cpe:/a:fermilab:scientific_linux:bash, p-cpe:/a:fermilab:scientific_linux:bash-debuginfo, p-cpe:/a:fermilab:scientific_linux:bash-doc, x-cpe:/o:fermilab:scientific_linux
Required KB Items: Host/local_checks_enabled, Host/cpu, Host/RedHat/release, Host/RedHat/rpm-list
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 9/24/2014
Vulnerability Publication Date: 9/24/2014
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
IAVA: 2014-A-0142