simpleinit leaves file descriptor open with read/write privileges

simpleinit-file-descriptor-open (9357) The risk level is classified as HighHigh Risk

Description:

simpleinit opens a file descriptor for some child processes with read/write access in order to pass instructions to simpleinit. A local attacker with the ability to inherit the file descriptor can use this vulnerability to execute arbitrary code on the system with root privileges.


Consequences:

Gain Privileges

Remedy:

No remedy available as of September 1, 2014.

References:

  • BugTraq Mailing List, Wed Jun 12 2002 - 22:36:50 CDT: simpleinit root exploit - file descriptor left open.
  • BID-5001: Richard Gooch SimpleInit Open File Descriptor Vulnerability
  • CVE-2002-0767: simpleinit on Linux systems does not close a read/write FIFO file descriptor before creating a child process, which allows the child process to cause simpleinit to execute arbitrary programs with root privileges.
  • OSVDB ID: 14437: simpleinit File Descriptor Child Process Arbitrary Command Execution

Platforms Affected:

  • Richard Gooch simpleinit 2.0.2

Reported:

Jun 13, 2002

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