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
7.5 High
AI Score
Confidence
High
7.2 High
CVSS2
Access Vector
LOCAL
Access 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
0.001 Low
EPSS
Percentile
30.0%
Check the version of kernel
# 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("1.3.6.1.4.1.25623.1.0.882900");
script_version("2023-11-03T05:05:46+0000");
script_tag(name:"last_modification", value:"2023-11-03 05:05:46 +0000 (Fri, 03 Nov 2023)");
script_tag(name:"creation_date", value:"2018-06-05 14:03:29 +0530 (Tue, 05 Jun 2018)");
script_cve_id("CVE-2017-16939", "CVE-2018-1068", "CVE-2018-1087", "CVE-2018-1091",
"CVE-2018-8897", "CVE-2018-1000199");
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:3.0/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:"2019-10-03 00:03:00 +0000 (Thu, 03 Oct 2019)");
script_tag(name:"qod_type", value:"package");
script_name("CentOS Update for kernel CESA-2018:1318 centos7");
script_tag(name:"summary", value:"Check the version of kernel");
script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");
script_tag(name:"insight", value:"The kernel packages contain the Linux kernel, the core of any Linux
operating system.
Security Fix(es):
* Kernel: KVM: error in exception handling leads to wrong debug stack value
(CVE-2018-1087)
* Kernel: error in exception handling leads to DoS (CVE-2018-8897)
* Kernel: ipsec: xfrm: use-after-free leading to potential privilege
escalation (CVE-2017-16939)
* kernel: Out-of-bounds write via userland offsets in ebt_entry struct in
netfilter/ebtables.c (CVE-2018-1068)
* kernel: ptrace() incorrect error handling leads to corruption and DoS
(CVE-2018-1000199)
* kernel: guest kernel crash during core dump on POWER9 host
(CVE-2018-1091)
For more details about the security issue(s), including the impact, a CVSS
score, and other related information, refer to the CVE page(s) listed in
the References section.
Red Hat would like to thank Andy Lutomirski for reporting CVE-2018-1087 and
CVE-2018-1000199 and Nick Peterson (Everdox Tech LLC) and Andy Lutomirski
for reporting CVE-2018-8897.
Bug Fix(es):
These updated kernel packages include also numerous bug fixes. Space
precludes documenting all of these bug fixes in this advisory. See the bug
fix descriptions in the referenced Knowledge Article.");
script_tag(name:"affected", value:"kernel on CentOS 7");
script_tag(name:"solution", value:"Please install the updated packages.");
script_xref(name:"CESA", value:"2018:1318");
script_xref(name:"URL", value:"http://lists.centos.org/pipermail/centos-announce/2018-May/022909.html");
script_xref(name:"URL", value:"https://access.redhat.com/articles/3431641");
script_tag(name:"solution_type", value:"VendorFix");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2018 Greenbone AG");
script_family("CentOS Local Security Checks");
script_dependencies("gather-package-list.nasl");
script_mandatory_keys("ssh/login/centos", "ssh/login/rpms", re:"ssh/login/release=CentOS7");
exit(0);
}
include("revisions-lib.inc");
include("pkg-lib-rpm.inc");
release = rpm_get_ssh_release();
if(!release)
exit(0);
res = "";
if(release == "CentOS7")
{
if ((res = isrpmvuln(pkg:"kernel", rpm:"kernel~3.10.0~862.2.3.el7", rls:"CentOS7")) != NULL)
{
security_message(data:res);
exit(0);
}
if ((res = isrpmvuln(pkg:"kernel-abi-whitelists", rpm:"kernel-abi-whitelists~3.10.0~862.2.3.el7", rls:"CentOS7")) != NULL)
{
security_message(data:res);
exit(0);
}
if ((res = isrpmvuln(pkg:"kernel-debug", rpm:"kernel-debug~3.10.0~862.2.3.el7", rls:"CentOS7")) != NULL)
{
security_message(data:res);
exit(0);
}
if ((res = isrpmvuln(pkg:"kernel-debug-devel", rpm:"kernel-debug-devel~3.10.0~862.2.3.el7", rls:"CentOS7")) != NULL)
{
security_message(data:res);
exit(0);
}
if ((res = isrpmvuln(pkg:"kernel-devel", rpm:"kernel-devel~3.10.0~862.2.3.el7", rls:"CentOS7")) != NULL)
{
security_message(data:res);
exit(0);
}
if ((res = isrpmvuln(pkg:"kernel-doc", rpm:"kernel-doc~3.10.0~862.2.3.el7", rls:"CentOS7")) != NULL)
{
security_message(data:res);
exit(0);
}
if ((res = isrpmvuln(pkg:"kernel-headers", rpm:"kernel-headers~3.10.0~862.2.3.el7", rls:"CentOS7")) != NULL)
{
security_message(data:res);
exit(0);
}
if ((res = isrpmvuln(pkg:"kernel-tools", rpm:"kernel-tools~3.10.0~862.2.3.el7", rls:"CentOS7")) != NULL)
{
security_message(data:res);
exit(0);
}
if ((res = isrpmvuln(pkg:"kernel-tools-libs", rpm:"kernel-tools-libs~3.10.0~862.2.3.el7", rls:"CentOS7")) != NULL)
{
security_message(data:res);
exit(0);
}
if ((res = isrpmvuln(pkg:"kernel-tools-libs-devel", rpm:"kernel-tools-libs-devel~3.10.0~862.2.3.el7", rls:"CentOS7")) != NULL)
{
security_message(data:res);
exit(0);
}
if ((res = isrpmvuln(pkg:"perf", rpm:"perf~3.10.0~862.2.3.el7", rls:"CentOS7")) != NULL)
{
security_message(data:res);
exit(0);
}
if ((res = isrpmvuln(pkg:"python-perf", rpm:"python-perf~3.10.0~862.2.3.el7", rls:"CentOS7")) != NULL)
{
security_message(data:res);
exit(0);
}
if (__pkg_match) exit(99);
exit(0);
}
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
7.5 High
AI Score
Confidence
High
7.2 High
CVSS2
Access Vector
LOCAL
Access 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
0.001 Low
EPSS
Percentile
30.0%