CVE-1999-1139

Summary

CVE-1999-1139 is a vulnerability affecting the Character-Terminal User Environment (CUE) in HP-UX 11.0 and earlier versions. Hackers can exploit this issue by creating a symbolic link to the IOERROR.mytty file, allowing them to overwrite arbitrary files and ultimately gain root privileges. This vulnerability poses a significant risk, as local users can exploit it without requiring network access or sophisticated hacking tools. HP-UX systems running CUE prior to version 11.1 should be patched immediately to mitigate this threat.

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