Sun Solaris in.telnetd(1M) process denial of service
| sun-intelnetd-dos (12140) |  Medium Risk |
Description:
Sun Solaris is vulnerable to a denial of service. An unprivileged remote or local attacker could cause multiple in.telnetd(1M) daemon processes to enter into an infinite loop, which would cause the system to consume all available CPU resources.
Consequences:
Denial of Service
Remedy:
Apply the appropriate patch for your system, as listed below. Refer to Sun Alert ID: 54181 for more information. See References.
SPARC:
Solaris 2.6: 106049-05 or later
Solaris 7: 107475-05 or later
Solaris 8: 110668-04 or later
Solaris 9: 114729-01 or later
x86:
Solaris 2.6: 106050-05 or later
Solaris 7: 107476-05 or later
Solaris 8: 110669-04 or later
Solaris 9: 114730-01 or later
References:
- Sun Alert ID: 54181: A System Wide Denial of Service May be Caused Through The in.telnetd(1M) Daemon.
- BID-7794: Sun Solaris Telnet Daemon Remote Denial Of Service Vulnerability
- CVE-2003-1069: The Telnet daemon (in.telnetd) for Solaris 2.6 through 9 allows remote attackers to cause a denial of service (CPU consumption by infinite loop).
- SA8935: Sun Solaris "in.telnetd" Denial of Service Vulnerability
Platforms Affected:
- Sun Solaris 2.6
- Sun Solaris 7.0
- Sun Solaris 8
- Sun Solaris 9
Reported:
Jun 02, 2003
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