CVE-1999-0123

Summary

CVE-1999-0123 is a race condition vulnerability affecting the Linux mailx command. Hackers can exploit this flaw to read user files by sending a specially crafted email message to a local mailbox. This issue arises due to an unsynchronized access to a shared resource, allowing local users to bypass intended file access restrictions. Successful exploitation of this vulnerability can lead to the disclosure of sensitive information. It is recommended that affected systems are updated with the necessary patches to mitigate this risk.

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