home *** CD-ROM | disk | FTP | other *** search
- #
- # (C) Tenable Network Security
- #
- #
- # Ref:
- # From: Haggis <haggis@learningshophull.co.uk>
- # To: bugtraq@securityfocus.com
- # Subject: Remote root vuln in lsh 1.4.x
- # Date: Fri, 19 Sep 2003 13:01:24 +0000
- # Message-Id: <200309191301.24607.haggis@haggis.kicks-ass.net>
-
- if(description)
- {
- script_id(11843);
- script_bugtraq_id(8655);
- script_version ("$Revision: 1.4 $");
- if ( defined_func("script_xref") ) script_xref(name:"SuSE", value:"SUSE-SA:2003:041");
-
-
- name["english"] = "lsh overflow";
- script_name(english:name["english"]);
-
- desc["english"] = "
- You are running a version of LSH (a free replacement for
- SSH) which is older than 1.5.3
-
- Versions older than 1.5.3 are vulnerable to a buffer overflow which
- may allow an attacker to gain a root shell on this host.
-
-
- Solution : Upgrade to lsh 1.5.3 or to OpenSSH
- Risk factor : High";
-
-
- script_description(english:desc["english"]);
-
- summary["english"] = "Checks for the remote SSH version";
- summary["francais"] = "VΘrifie la version de SSH";
- script_summary(english:summary["english"], francais:summary["francais"]);
-
- script_category(ACT_GATHER_INFO);
-
-
- script_copyright(english:"This script is Copyright (C) 2003 Tenable Network Security");
- family["english"] = "Gain root remotely";
- family["francais"] = "Passer root α distance";
- script_family(english:family["english"], francais:family["francais"]);
- script_dependencie("ssh_detect.nasl");
- script_require_ports("Services/ssh", 22);
- exit(0);
- }
-
- #
- # The script code starts here
- #
-
-
- port = get_kb_item("Services/ssh");
- if(!port)port = 22;
-
- banner = get_kb_item("SSH/banner/" + port );
- if ( ! banner ) exit(0);
-
- if(egrep(pattern:".*lshd[-_](0\..*|1\.[0-4]\.|1\.5\.[0-2])", string:banner, icase:TRUE)) security_hole(port);
-