CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
AI Score
Confidence
Low
EPSS
Percentile
92.8%
Snort is prone to a denial of service (DoS)
vulnerability.
# SPDX-FileCopyrightText: 2009 Greenbone AG
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.801139");
script_version("2024-02-15T05:05:39+0000");
script_tag(name:"last_modification", value:"2024-02-15 05:05:39 +0000 (Thu, 15 Feb 2024)");
script_tag(name:"creation_date", value:"2009-11-02 14:39:30 +0100 (Mon, 02 Nov 2009)");
script_tag(name:"cvss_base", value:"4.3");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:N/I:N/A:P");
script_cve_id("CVE-2009-3641");
script_name("Snort 'IPv6' Packet Denial Of Service Vulnerability - Linux");
script_xref(name:"URL", value:"http://secunia.com/advisories/37135");
script_xref(name:"URL", value:"http://www.securityfocus.com/bid/36795");
script_xref(name:"URL", value:"http://xforce.iss.net/xforce/xfdb/53912");
script_xref(name:"URL", value:"http://www.vupen.com/english/advisories/2009/3014");
script_xref(name:"URL", value:"https://bugzilla.redhat.com/show_bug.cgi?id=530863");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2009 Greenbone AG");
script_family("Denial of Service");
script_dependencies("gb_snort_detect_lin.nasl");
script_mandatory_keys("Snort/Linux/Ver");
script_tag(name:"impact", value:"Successful exploitation could allow attacker to crash an affected application,
creating a denial of service condition.");
script_tag(name:"affected", value:"Snort version prior to 2.8.5.1 on Linux.");
script_tag(name:"insight", value:"This flaw is caused by an error when processing malformed IPv6 packets when
the application is compiled with the '--enable-ipv6' option and is running
in verbose mode (-v).");
script_tag(name:"solution", value:"Upgrade to Snort version 2.8.5.1 or later.");
script_tag(name:"summary", value:"Snort is prone to a denial of service (DoS)
vulnerability.");
script_tag(name:"qod_type", value:"executable_version_unreliable");
script_tag(name:"solution_type", value:"VendorFix");
exit(0);
}
include("version_func.inc");
snortVer = get_kb_item("Snort/Linux/Ver");
if(!snortVer)
exit(0);
if(version_is_less(version:snortVer , test_version:"2.8.5.1")){
report = report_fixed_ver(installed_version:snortVer, fixed_version:"2.8.5.1");
security_message(port: 0, data: report);
}