GNU Bash through 4.3 bash43-026 does not properly parse function definitions in the values of environment variables, which allows remote attackers to execute arbitrary commands via a crafted environment, as demonstrated by vectors involving the ForceCommand feature in OpenSSH sshd, the mod_cgi and mod_cgid modules in the Apache HTTP Server, scripts executed by unspecified DHCP clients, and other situations in which setting the environment occurs across a privilege boundary from Bash execution. NOTE: this vulnerability exists because of an incomplete fix for CVE-2014-6271, CVE-2014-7169, and CVE-2014-6277.
References
Configurations
Configuration 1 (hide)
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History
17 Nov 2021, 22:15
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10 Nov 2021, 01:15
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05 Nov 2021, 17:15
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Information
Published : 2014-09-30 10:55
Updated : 2024-02-04 18:35
NVD link : CVE-2014-6278
Mitre link : CVE-2014-6278
CVE.ORG link : CVE-2014-6278
JSON object : View
Products Affected
gnu
- bash
CWE
CWE-78
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')