CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
97.9%
Henning Westerholt discovered a flaw related to the To header processing in kamailio, a very fast, dynamic and configurable SIP server. Missing input validation in the build_res_buf_from_sip_req function could result in denial of service and potentially the execution of arbitrary code.
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Debian Security Advisory DSA-4267. The text
# itself is copyright (C) Software in the Public Interest, Inc.
#
include('compat.inc');
if (description)
{
script_id(111594);
script_version("1.5");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/08/23");
script_cve_id("CVE-2018-14767");
script_xref(name:"DSA", value:"4267");
script_name(english:"Debian DSA-4267-1 : kamailio - security update");
script_set_attribute(attribute:"synopsis", value:
"The remote Debian host is missing a security-related update.");
script_set_attribute(attribute:"description", value:
"Henning Westerholt discovered a flaw related to the To header
processing in kamailio, a very fast, dynamic and configurable SIP
server. Missing input validation in the build_res_buf_from_sip_req
function could result in denial of service and potentially the
execution of arbitrary code.");
script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/source-package/kamailio");
script_set_attribute(attribute:"see_also", value:"https://packages.debian.org/source/stretch/kamailio");
script_set_attribute(attribute:"see_also", value:"https://www.debian.org/security/2018/dsa-4267");
script_set_attribute(attribute:"solution", value:
"Upgrade the kamailio packages.
For the stable distribution (stretch), this problem has been fixed in
version 4.4.4-2+deb9u2.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2018-14767");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_set_attribute(attribute:"patch_publication_date", value:"2018/08/08");
script_set_attribute(attribute:"plugin_publication_date", value:"2018/08/09");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:kamailio");
script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:9.0");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Debian Local Security Checks");
script_copyright(english:"This script is Copyright (C) 2018-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/Debian/release", "Host/Debian/dpkg-l");
exit(0);
}
include("audit.inc");
include("debian_package.inc");
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/Debian/release")) audit(AUDIT_OS_NOT, "Debian");
if (!get_kb_item("Host/Debian/dpkg-l")) audit(AUDIT_PACKAGE_LIST_MISSING);
flag = 0;
if (deb_check(release:"9.0", prefix:"kamailio", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-autheph-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-berkeley-bin", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-berkeley-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-carrierroute-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-cnxcc-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-cpl-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-dbg", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-erlang-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-extra-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-geoip-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-ims-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-java-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-json-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-kazoo-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-ldap-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-lua-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-memcached-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-mono-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-mysql-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-outbound-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-perl-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-postgres-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-presence-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-purple-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-python-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-radius-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-redis-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-sctp-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-snmpstats-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-sqlite-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-tls-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-unixodbc-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-utils-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-websocket-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-xml-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (deb_check(release:"9.0", prefix:"kamailio-xmpp-modules", reference:"4.4.4-2+deb9u2")) flag++;
if (flag)
{
if (report_verbosity > 0) security_hole(port:0, extra:deb_report_get());
else security_hole(0);
exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
97.9%