CVE-1999-1140

Summary

CVE-1999-1140 is a buffer overflow vulnerability affecting CrackLib version 2.5. The issue arises when processing a long GECOS field (full name field in UNIX systems), which can result in excess data being written to a buffer. Maliciously crafted input in this field can lead to arbitrary code execution, granting local users root privileges. This vulnerability poses a significant risk, as root access enables unlimited system control, potentially leading to serious data breaches or system damage.

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