8.8 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:N/I:C/A:C
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
8.5 High
AI Score
Confidence
High
0.006 Low
EPSS
Percentile
78.6%
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("1.3.6.1.4.1.25623.1.0.843974");
script_cve_id("CVE-2019-8320", "CVE-2019-8321", "CVE-2019-8322", "CVE-2019-8323", "CVE-2019-8324", "CVE-2019-8325");
script_tag(name:"creation_date", value:"2019-04-12 02:00:22 +0000 (Fri, 12 Apr 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:"8.8");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:N/I:C/A:C");
script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2019-06-18 18:30:27 +0000 (Tue, 18 Jun 2019)");
script_name("Ubuntu: Security Advisory (USN-3945-1)");
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(14\.04\ LTS|16\.04\ LTS|18\.04\ LTS|18\.10)");
script_xref(name:"Advisory-ID", value:"USN-3945-1");
script_xref(name:"URL", value:"https://ubuntu.com/security/notices/USN-3945-1");
script_tag(name:"summary", value:"The remote host is missing an update for the 'ruby1.9.1, ruby2.0, ruby2.3, ruby2.5' package(s) announced via the USN-3945-1 advisory.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");
script_tag(name:"insight", value:"It was discovered that Ruby incorrectly handled certain RubyGems.
An attacker could possibly use this issue to execute arbitrary commands.
(CVE-2019-8320)
It was discovered that Ruby incorrectly handled certain inputs.
An attacker could possibly use this issue to execute arbitrary code.
(CVE-2019-8321, CVE-2019-8322, CVE-2019-8323, CVE-2019-8324, CVE-2019-8325)");
script_tag(name:"affected", value:"'ruby1.9.1, ruby2.0, ruby2.3, ruby2.5' package(s) on Ubuntu 14.04, Ubuntu 16.04, Ubuntu 18.04, Ubuntu 18.10.");
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 == "UBUNTU14.04 LTS") {
if(!isnull(res = isdpkgvuln(pkg:"libruby1.9.1", ver:"1.9.3.484-2ubuntu1.14", rls:"UBUNTU14.04 LTS"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libruby2.0", ver:"2.0.0.484-1ubuntu2.13", rls:"UBUNTU14.04 LTS"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"ruby1.9.1", ver:"1.9.3.484-2ubuntu1.14", rls:"UBUNTU14.04 LTS"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"ruby1.9.3", ver:"1.9.3.484-2ubuntu1.14", rls:"UBUNTU14.04 LTS"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"ruby2.0", ver:"2.0.0.484-1ubuntu2.13", rls:"UBUNTU14.04 LTS"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}
exit(0);
}
if(release == "UBUNTU16.04 LTS") {
if(!isnull(res = isdpkgvuln(pkg:"libruby2.3", ver:"2.3.1-2~16.04.12", rls:"UBUNTU16.04 LTS"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"ruby2.3", ver:"2.3.1-2~16.04.12", rls:"UBUNTU16.04 LTS"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}
exit(0);
}
if(release == "UBUNTU18.04 LTS") {
if(!isnull(res = isdpkgvuln(pkg:"libruby2.5", ver:"2.5.1-1ubuntu1.2", rls:"UBUNTU18.04 LTS"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"ruby2.5", ver:"2.5.1-1ubuntu1.2", rls:"UBUNTU18.04 LTS"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}
exit(0);
}
if(release == "UBUNTU18.10") {
if(!isnull(res = isdpkgvuln(pkg:"libruby2.5", ver:"2.5.1-5ubuntu4.3", rls:"UBUNTU18.10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"ruby2.5", ver:"2.5.1-5ubuntu4.3", rls:"UBUNTU18.10"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}
exit(0);
}
exit(0);
8.8 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:N/I:C/A:C
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
8.5 High
AI Score
Confidence
High
0.006 Low
EPSS
Percentile
78.6%