PULSE
ES
FEED
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← All CVEs
CVE Watch—

CVE-2014-6271

GNU Bourne-Again Shell (Bash) Arbitrary Code Execution Vulnerability

CVSS

—

No CVSS

EPSS

100.0%

p100

KEV

YES

Jan 28, 2022

Exploit Today

80

0-100

Published: — · Last modified: —

EPSS · 30d
100.0%EPSS · 30 days100.0%
2026-09-172026-10-15
KEV catalog record

Product

GNU / Bourne-Again Shell (Bash)

Vulnerability

GNU Bourne-Again Shell (Bash) Arbitrary Code Execution Vulnerability

Added to KEV

Jan 28, 2022

Remediate by

Jul 28, 2022

Known ransomware use

No

Summary description

GNU Bash through 4.3 processes trailing strings after function definitions in the values of environment variables, which allows remote attackers to execute code.

Required action

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2014-6271

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KEV—80GNU Bourne-Again Shell (Bash) Arbitrary Code Execution Vulnerability—