UpClient -p command line buffer overflow
| upclient-command-line-bo (12131) |  High Risk |
Description:
UpClient is vulnerable to a buffer overflow. By default, the /usr/ports/misc/upclient file is installed with setgid 'kmem' group privileges. A local attacker can supply the -p command with a specially-crafted argument value to cause a buffer overflow and execute code on the system with 'kmem' group privileges.
Platforms Affected:
- FreeBSD, FreeBSD
- Uptimes Project, UpClient 5.0b7
Remedy:
Upgrade to the latest version of UpClient (5.0b8 or later), available from the UpClient Web site. See References.
Consequences:
Gain Privileges
References:
- BugTraq Mailing List, Tue May 27 2003 - 03:23:48 CDT , Buffer Overflow in UpClient at http://archives.neohapsis.com/archives/bugtraq/2003-05/0276.html.
- The Uptimes Project Web site, The Uptimes Project at http://uptimes.wonko.com/.
- BID-7703: Upclient Command Line Argument Buffer Overflow Vulnerability
- CVE-2003-0408: Buffer overflow in Uptime Client (UpClient) 5.0b7, and possibly other versions, allows local users to gain privileges via a long -p argument.
Reported:
May 27, 2003
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