CVE-1999-0491

Summary

CVE-1999-0491 is a vulnerability affecting the Bash shell that permits a local user to execute commands under the privileges of another user. By creating a directory with the name of a command to execute, a malicious user can manipulate the prompt parsing mechanism in Bash and gain unauthorized access to system functions. This issue poses a significant security risk, particularly in multi-user environments, and demands prompt attention and remediation. System administrators should update their Bash installations to the latest version to mitigate this vulnerability.

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