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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
64.7%
The remote host is missing an update for the
# SPDX-FileCopyrightText: 2019 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("1.3.6.1.4.1.25623.1.0.844219");
script_cve_id("CVE-2019-13508");
script_tag(name:"creation_date", value:"2019-10-31 03:01:11 +0000 (Thu, 31 Oct 2019)");
script_version("2024-02-02T05:06:07+0000");
script_tag(name:"last_modification", value:"2024-02-02 05:06:07 +0000 (Fri, 02 Feb 2024)");
script_tag(name:"cvss_base", value:"7.5");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");
script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2019-11-04 14:34:25 +0000 (Mon, 04 Nov 2019)");
script_name("Ubuntu: Security Advisory (USN-4173-1)");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2019 Greenbone AG");
script_family("Ubuntu Local Security Checks");
script_dependencies("gather-package-list.nasl");
script_mandatory_keys("ssh/login/ubuntu_linux", "ssh/login/packages", re:"ssh/login/release=UBUNTU(18\.04\ LTS|19\.04|19\.10)");
script_xref(name:"Advisory-ID", value:"USN-4173-1");
script_xref(name:"URL", value:"https://ubuntu.com/security/notices/USN-4173-1");
script_tag(name:"summary", value:"The remote host is missing an update for the 'freetds' package(s) announced via the USN-4173-1 advisory.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");
script_tag(name:"insight", value:"Felix Wilhelm discovered that FreeTDS incorrectly handled certain types
after a protocol downgrade. A remote attacker could use this issue to cause
FreeTDS to crash, resulting in a denial of service, or possibly execute
arbitrary code.");
script_tag(name:"affected", value:"'freetds' package(s) on Ubuntu 18.04, Ubuntu 19.04, Ubuntu 19.10.");
script_tag(name:"solution", value:"Please install the updated package(s).");
script_tag(name:"solution_type", value:"VendorFix");
script_tag(name:"qod_type", value:"package");
exit(0);
}
include("revisions-lib.inc");
include("pkg-lib-deb.inc");
release = dpkg_get_ssh_release();
if(!release)
exit(0);
res = "";
report = "";
if(release == "UBUNTU18.04 LTS") {
if(!isnull(res = isdpkgvuln(pkg:"freetds-bin", ver:"1.00.82-2ubuntu0.1", rls:"UBUNTU18.04 LTS"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libct4", ver:"1.00.82-2ubuntu0.1", rls:"UBUNTU18.04 LTS"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libsybdb5", ver:"1.00.82-2ubuntu0.1", rls:"UBUNTU18.04 LTS"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"tdsodbc", ver:"1.00.82-2ubuntu0.1", rls:"UBUNTU18.04 LTS"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}
exit(0);
}
if(release == "UBUNTU19.04") {
if(!isnull(res = isdpkgvuln(pkg:"freetds-bin", ver:"1.00.104-1ubuntu0.1", rls:"UBUNTU19.04"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libct4", ver:"1.00.104-1ubuntu0.1", rls:"UBUNTU19.04"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libsybdb5", ver:"1.00.104-1ubuntu0.1", rls:"UBUNTU19.04"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"tdsodbc", ver:"1.00.104-1ubuntu0.1", rls:"UBUNTU19.04"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}
exit(0);
}
if(release == "UBUNTU19.10") {
if(!isnull(res = isdpkgvuln(pkg:"freetds-bin", ver:"1.1.6-1ubuntu0.1", rls:"UBUNTU19.10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libct4", ver:"1.1.6-1ubuntu0.1", rls:"UBUNTU19.10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libsybdb5", ver:"1.1.6-1ubuntu0.1", rls:"UBUNTU19.10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"tdsodbc", ver:"1.1.6-1ubuntu0.1", rls:"UBUNTU19.10"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}
exit(0);
}
exit(0);
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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
64.7%