CVE-2014-7169
bash: code execution via specially-crafted environment (Incomplete fix for CVE-2014-6271)
Severity
ImportantRed Hat Product Security
CVSS 2.0
Review impact separately from score.
Published · September 24, 2014
Updated · June 28, 2026
Description
It was found that the fix for CVE-2014-6271 was incomplete, and Bash still allowed certain characters to be injected into other environments via specially crafted environment variables. An attacker could potentially 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.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 2.0 · 5.1AV:N/AC:H/Au:N/C:P/I:P/A:P
CWE-228 · Improper Handling of Syntactically Invalid Structure