CVE-2014-6278

Product

GNU / GNU Bash

Vulnerability

GNU Bash OS Command Injection Vulnerability

Added to KEV

Oct 2, 2025

Remediate by

Oct 23, 2025

Known ransomware use

No

Summary description

GNU Bash contains an OS command injection vulnerability which allows remote attackers to execute arbitrary commands via a crafted environment.

Required action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Notes

This vulnerability could affect an open-source component, third-party library, protocol, or proprietary implementation that could be used by different products. For more information, please see: http://ftp.gnu.org/gnu/bash/bash-4.3-patches/bash43-027 ; https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/23467 ; https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20140926-bash ; https://www.ibm.com/support/pages/security-bulletin-update-vulnerabilities-bash-affect-aix-toolbox-linux-applications-cve-2014-6271-cve-2014-6277-cve-2014-6278-cve-2014-7169-cve-2014-7186-and-cve-2014-7187 ; https://nvd.nist.gov/vuln/detail/CVE-2014-6278