7.2 High
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.8 High
AI Score
Confidence
High
0.975 High
EPSS
Percentile
100.0%
The remote host is missing an update for the
# SPDX-FileCopyrightText: 2018 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("1.3.6.1.4.1.25623.1.0.843458");
script_cve_id("CVE-2017-15115", "CVE-2017-17712", "CVE-2017-5715", "CVE-2017-8824");
script_tag(name:"creation_date", value:"2018-02-22 14:56:45 +0000 (Thu, 22 Feb 2018)");
script_version("2024-02-02T05:06:06+0000");
script_tag(name:"last_modification", value:"2024-02-02 05:06:06 +0000 (Fri, 02 Feb 2024)");
script_tag(name:"cvss_base", value:"7.2");
script_tag(name:"cvss_base_vector", value:"AV:L/AC:L/Au:N/C:C/I:C/A:C");
script_tag(name:"severity_vector", value:"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2017-12-21 17:06:31 +0000 (Thu, 21 Dec 2017)");
script_name("Ubuntu: Security Advisory (USN-3581-1)");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2018 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=UBUNTU17\.10");
script_xref(name:"Advisory-ID", value:"USN-3581-1");
script_xref(name:"URL", value:"https://ubuntu.com/security/notices/USN-3581-1");
script_tag(name:"summary", value:"The remote host is missing an update for the 'linux' package(s) announced via the USN-3581-1 advisory.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");
script_tag(name:"insight", value:"Mohamed Ghannam discovered that the IPv4 raw socket implementation in the
Linux kernel contained a race condition leading to uninitialized pointer
usage. A local attacker could use this to cause a denial of service or
possibly execute arbitrary code. (CVE-2017-17712)
ChunYu Wang discovered that a use-after-free vulnerability existed
in the SCTP protocol implementation in the Linux kernel. A local
attacker could use this to cause a denial of service (system crash)
or possibly execute arbitrary code, (CVE-2017-15115)
Mohamed Ghannam discovered a use-after-free vulnerability in the DCCP
protocol implementation in the Linux kernel. A local attacker could use
this to cause a denial of service (system crash) or possibly execute
arbitrary code. (CVE-2017-8824)
USN-3541-1 mitigated CVE-2017-5715 (Spectre Variant 2) for the
amd64 architecture in Ubuntu 17.10. This update provides the
compiler-based retpoline kernel mitigation for the amd64 and i386
architectures. Original advisory details:
Jann Horn discovered that microprocessors utilizing speculative execution
and branch prediction may allow unauthorized memory reads via sidechannel
attacks. This flaw is known as Spectre. A local attacker could use this to
expose sensitive information, including kernel memory. (CVE-2017-5715)");
script_tag(name:"affected", value:"'linux' package(s) on Ubuntu 17.10.");
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 == "UBUNTU17.10") {
if(!isnull(res = isdpkgvuln(pkg:"linux-image-4.13.0-36-generic", ver:"4.13.0-36.40", rls:"UBUNTU17.10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"linux-image-4.13.0-36-generic-lpae", ver:"4.13.0-36.40", rls:"UBUNTU17.10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"linux-image-4.13.0-36-lowlatency", ver:"4.13.0-36.40", rls:"UBUNTU17.10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"linux-image-generic", ver:"4.13.0.36.38", rls:"UBUNTU17.10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"linux-image-generic-lpae", ver:"4.13.0.36.38", rls:"UBUNTU17.10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"linux-image-lowlatency", ver:"4.13.0.36.38", rls:"UBUNTU17.10"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}
exit(0);
}
exit(0);
7.2 High
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.8 High
AI Score
Confidence
High
0.975 High
EPSS
Percentile
100.0%