Systrace allows elevated privileges
| systrace-gain-privileges (16110) |  High Risk |
Description:
Systrace could allow a local attacker to gain elevated privileges on the system. Systrace fails to properly check for super user privileges prior to restoring the user ID after a system call, with elevated permissions, is called. A local attacker could exploit this vulnerability to gain root privileges on the system.
Consequences:
Gain Privileges
Remedy:
No remedy available as of September 4, 2010.
References:
- Full-Disclosure Mailing List, Advisory 04/2004: Net(Free)BSD Systrace local root vulnerabilitiy: Advisory 04/2004: Net(Free)BSD Systrace local root vulnerabilitiy.
- BID-10320: NetBSD/FreeBSD Port Systrace Exit Routine Access Validation Privilege Escalation Vulnerability
- CVE-2004-2012: The systrace_exit function in the systrace utility for NetBSD-current and 2.0 before April 16, 2004, and certain FreeBSD ports, does not verify the owner of the /dec/systrace connection before setting euid to 0, which allows local users to gain root privileges.
- OSVDB ID: 6035: NetBSD Systrace Privilege Escalation
- SA11585: NetBSD Systrace Privilege Escalation Vulnerability
Platforms Affected:
- FreeBSD FreeBSD Ports Collection
- NetBSD NetBSD
Reported:
May 10, 2004
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