CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:N/I:N/A:C
EPSS
Percentile
91.9%
According to the self-reported version returned by the SNMP service on the remote device, it is affected by a denial of service vulnerability that can be triggered by sending a specially crafted SIP packet.
#
# (C) Tenable Network Security, Inc.
#
include("compat.inc");
if (description)
{
script_id(69047);
script_version("1.7");
script_cvs_date("Date: 2018/11/15 20:50:20");
script_cve_id("CVE-2011-2577");
script_bugtraq_id(49392);
script_name(english:"Cisco TelePresence Codecs DoS");
script_summary(english:"Checks software version");
script_set_attribute(
attribute:"synopsis",
value:"The remote device is affected by a denial of service vulnerability."
);
script_set_attribute(
attribute:"description",
value:
"According to the self-reported version returned by the SNMP service on
the remote device, it is affected by a denial of service vulnerability
that can be triggered by sending a specially crafted SIP packet."
);
script_set_attribute(attribute:"see_also", value:"https://www.cisco.com/c/en/us/support/docs/csa/cisco-sa-20110831-tandberg.html");
script_set_attribute(attribute:"solution", value:"Upgrade to the appropriate software version per the vendor's advisory.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C");
script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_set_attribute(attribute:"vuln_publication_date", value:"2011/08/31");
script_set_attribute(attribute:"patch_publication_date", value:"2011/08/31");
script_set_attribute(attribute:"plugin_publication_date", value:"2013/07/24");
script_set_attribute(attribute:"plugin_type", value:"remote");
script_set_attribute(attribute:"cpe", value:"cpe:/h:cisco:telepresence_e20");
script_set_attribute(attribute:"cpe", value:"cpe:/a:cisco:telepresence_mxp_software");
script_set_attribute(attribute:"cpe", value:"cpe:/a:cisco:telepresence_9000_mxp");
script_set_attribute(attribute:"cpe", value:"cpe:/a:cisco:telepresence_6000_mxp");
script_set_attribute(attribute:"cpe", value:"cpe:/a:cisco:telepresence_c_series_software");
script_set_attribute(attribute:"cpe", value:"cpe:/h:cisco:telepresence_codec_c40");
script_set_attribute(attribute:"cpe", value:"cpe:/h:cisco:telepresence_codec_c60");
script_set_attribute(attribute:"cpe", value:"cpe:/h:cisco:telepresence_codec_c90");
script_set_attribute(attribute:"cpe", value:"cpe:/h:cisco:telepresence_ex90");
script_set_attribute(attribute:"cpe", value:"cpe:/h:cisco:telepresence_ex60");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"CISCO");
script_copyright(english:"This script is Copyright (C) 2013-2018 Tenable Network Security, Inc.");
script_dependencies("cisco_telepresence_mcu_detect.nasl");
script_require_keys("Cisco/TelePresence_MCU/Version");
exit(0);
}
include("audit.inc");
include("global_settings.inc");
include("misc_func.inc");
device = get_kb_item_or_exit("Cisco/TelePresence_MCU/Device");
version = get_kb_item_or_exit("Cisco/TelePresence_MCU/Version");
# Affected devices
if (
device !~ " 6000MXP($|[ \n\r])" && device !~ " 3000MXP($|[ \n\r])" &&
device !~ " 2000MXP($|[ \n\r])" && device !~ " 1700MXP($|[ \n\r])" &&
device !~ " 1000MXP($|[ \n\r])" && device !~ " 990MXP($|[ \n\r])" &&
device !~ " 880MXP($|[ \n\r])" && device !~ " 770MXP($|[ \n\r])" &&
device !~ " 550MXP($|[ \n\r])" && device !~ " Edge 75MXP($|[ \n\r])" &&
device !~ " Edge 85MXP($|[ \n\r])" && device !~ " Edge 95MXP($|[ \n\r])" &&
device !~ " C20($|[ \n\r])" && device !~ " C40($|[ \n\r])" && device !~ " C60($|[ \n\r])" &&
device !~ " C90($|[ \n\r])" && device !~ " EX60($|[ \n\r])" && device !~ " EX90($|[ \n\r])")
exit(0, "The remote TelePresence Device is not affected.");
# check for affected versions
fix = '';
item = eregmatch(pattern: "^TC([0-9.]+)", string: version);
if (
!isnull(item) &&
ver_compare(ver:item[1], fix:"4.0.0", strict:FALSE) == -1
)
{
version = item[0];
fix = "TC4.0.0";
}
else
{
item = eregmatch(pattern: "^F([0-9.]+)", string: version);
if (
!isnull(item) &&
ver_compare(ver:item[1], fix:"9.1", strict:FALSE) == -1
)
{
version = item[0];
fix = "F9.1";
}
}
if (fix != '')
{
if (report_verbosity > 0)
{
report = '\n Detected version : ' + version +
'\n Fixed version : ' + fix + '\n';
security_hole(port:0, extra:report);
}
else security_hole(0);
}
else audit(AUDIT_INST_VER_NOT_VULN, "Cisco TelePresence Codecs", version);
Vendor | Product | Version | CPE |
---|---|---|---|
cisco | telepresence_e20 | cpe:/h:cisco:telepresence_e20 | |
cisco | telepresence_mxp_software | cpe:/a:cisco:telepresence_mxp_software | |
cisco | telepresence_9000_mxp | cpe:/a:cisco:telepresence_9000_mxp | |
cisco | telepresence_6000_mxp | cpe:/a:cisco:telepresence_6000_mxp | |
cisco | telepresence_c_series_software | cpe:/a:cisco:telepresence_c_series_software | |
cisco | telepresence_codec_c40 | cpe:/h:cisco:telepresence_codec_c40 | |
cisco | telepresence_codec_c60 | cpe:/h:cisco:telepresence_codec_c60 | |
cisco | telepresence_codec_c90 | cpe:/h:cisco:telepresence_codec_c90 | |
cisco | telepresence_ex90 | cpe:/h:cisco:telepresence_ex90 | |
cisco | telepresence_ex60 | cpe:/h:cisco:telepresence_ex60 |