Scientific Linux Security Update for krb5 on SL7.x x86_64 (20161103) - Fixes NULL Pointer Dereference Flaw
Reporter | Title | Published | Views | Family All 88 |
---|---|---|---|---|
![]() | Huawei EulerOS: Security Advisory for krb5 (EulerOS-SA-2016-1076) | 23 Jan 202000:00 | – | openvas |
![]() | RedHat Update for krb5 RHSA-2016:2591-02 | 4 Nov 201600:00 | – | openvas |
![]() | Fedora Update for krb5 FEDORA-2016-8 | 11 Apr 201600:00 | – | openvas |
![]() | Mageia: Security Advisory (MGASA-2016-0123) | 31 Mar 201600:00 | – | openvas |
![]() | Fedora Update for krb5 FEDORA-2016-56840 | 23 Mar 201600:00 | – | openvas |
![]() | SUSE: Security Advisory (SUSE-SU-2016:0994-1) | 19 Apr 202100:00 | – | openvas |
![]() | Fedora Update for krb5 FEDORA-2016-f405b25923 | 7 Sep 201600:00 | – | openvas |
![]() | Fedora Update for krb5 FEDORA-2016-4a36663643 | 7 Sep 201600:00 | – | openvas |
![]() | SUSE: Security Advisory (SUSE-SU-2016:1088-1) | 9 Jun 202100:00 | – | openvas |
![]() | SUSE: Security Advisory (SUSE-SU-2016:2136-1) | 19 Apr 202100:00 | – | openvas |
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text is (C) Scientific Linux.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(95842);
script_version("3.6");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/09/24");
script_cve_id("CVE-2016-3119", "CVE-2016-3120");
script_xref(name:"IAVB", value:"2016-B-0115-S");
script_name(english:"Scientific Linux Security Update : krb5 on SL7.x x86_64 (20161103)");
script_set_attribute(attribute:"synopsis", value:
"The remote Scientific Linux host is missing one or more security
updates.");
script_set_attribute(attribute:"description", value:
"The following packages have been upgraded to a newer upstream version:
krb5 (1.14.1).
Security Fix(es) :
- A NULL pointer dereference flaw was found in MIT
Kerberos kadmind service. An authenticated attacker with
permission to modify a principal entry could use this
flaw to cause kadmind to dereference a NULL pointer and
crash by supplying an empty DB argument to the
modify_principal command, if kadmind was configured to
use the LDAP KDB module. (CVE-2016-3119)
- A NULL pointer dereference flaw was found in MIT
Kerberos krb5kdc service. An authenticated attacker
could use this flaw to cause krb5kdc to dereference a
NULL pointer and crash by making an S4U2Self request, if
the restrict_anonymous_to_tgt option was set to true.
(CVE-2016-3120)
Additional Changes :");
# https://listserv.fnal.gov/scripts/wa.exe?A2=ind1612&L=scientific-linux-errata&F=&S=&P=5972
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?15321a5e");
script_set_attribute(attribute:"solution", value:
"Update the affected packages.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:N/I:N/A:P");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H");
script_set_attribute(attribute:"vuln_publication_date", value:"2016/03/26");
script_set_attribute(attribute:"patch_publication_date", value:"2016/11/03");
script_set_attribute(attribute:"plugin_publication_date", value:"2016/12/15");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:krb5-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:krb5-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:krb5-libs");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:krb5-pkinit");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:krb5-server");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:krb5-server-ldap");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:krb5-workstation");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:libkadm5");
script_set_attribute(attribute:"cpe", value:"x-cpe:/o:fermilab:scientific_linux");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_set_attribute(attribute:"stig_severity", value:"I");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Scientific Linux Local Security Checks");
script_copyright(english:"This script is Copyright (C) 2016-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/cpu", "Host/RedHat/release", "Host/RedHat/rpm-list");
exit(0);
}
include("audit.inc");
include("global_settings.inc");
include("misc_func.inc");
include("rpm.inc");
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/RedHat/release");
if (isnull(release) || "Scientific Linux " >!< release) audit(AUDIT_HOST_NOT, "running Scientific Linux");
os_ver = pregmatch(pattern: "Scientific Linux.*release ([0-9]+(\.[0-9]+)?)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Scientific Linux");
os_ver = os_ver[1];
if (! preg(pattern:"^7([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Scientific Linux 7.x", "Scientific Linux " + os_ver);
if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if (cpu >!< "x86_64" && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Scientific Linux", cpu);
if ("x86_64" >!< cpu) audit(AUDIT_ARCH_NOT, "x86_64", cpu);
flag = 0;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"krb5-debuginfo-1.14.1-26.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"krb5-devel-1.14.1-26.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"krb5-libs-1.14.1-26.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"krb5-pkinit-1.14.1-26.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"krb5-server-1.14.1-26.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"krb5-server-ldap-1.14.1-26.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"krb5-workstation-1.14.1-26.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"libkadm5-1.14.1-26.el7")) flag++;
if (flag)
{
security_report_v4(
port : 0,
severity : SECURITY_WARNING,
extra : rpm_report_get()
);
exit(0);
}
else
{
tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, "krb5-debuginfo / krb5-devel / krb5-libs / krb5-pkinit / krb5-server / etc");
}
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