CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:S/C:C/I:C/A:C
EPSS
Percentile
96.3%
Updated krb5 package fixes security vulnerabilities :
MIT Kerberos 5 allows attackers to cause a denial of service via a buffer over-read or NULL pointer dereference, by injecting invalid tokens into a GSSAPI application session (CVE-2014-4341, CVE-2014-4342).
MIT Kerberos 5 allows attackers to cause a denial of service via a double-free flaw or NULL pointer dereference, while processing invalid SPNEGO tokens (CVE-2014-4344).
In MIT Kerberos 5, when kadmind is configured to use LDAP for the KDC database, an authenticated remote attacker can cause it to perform an out-of-bounds write (buffer overflow) (CVE-2014-4345).
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Mandriva Linux Security Advisory MDVSA-2014:165.
# The text itself is copyright (C) Mandriva S.A.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(77644);
script_version("1.7");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/06");
script_cve_id("CVE-2014-4341", "CVE-2014-4342", "CVE-2014-4344", "CVE-2014-4345");
script_bugtraq_id(68908, 68909, 69160, 69168);
script_xref(name:"MDVSA", value:"2014:165");
script_name(english:"Mandriva Linux Security Advisory : krb5 (MDVSA-2014:165)");
script_summary(english:"Checks rpm output for the updated packages");
script_set_attribute(
attribute:"synopsis",
value:
"The remote Mandriva Linux host is missing one or more security
updates."
);
script_set_attribute(
attribute:"description",
value:
"Updated krb5 package fixes security vulnerabilities :
MIT Kerberos 5 allows attackers to cause a denial of service via a
buffer over-read or NULL pointer dereference, by injecting invalid
tokens into a GSSAPI application session (CVE-2014-4341,
CVE-2014-4342).
MIT Kerberos 5 allows attackers to cause a denial of service via a
double-free flaw or NULL pointer dereference, while processing invalid
SPNEGO tokens (CVE-2014-4344).
In MIT Kerberos 5, when kadmind is configured to use LDAP for the KDC
database, an authenticated remote attacker can cause it to perform an
out-of-bounds write (buffer overflow) (CVE-2014-4345)."
);
script_set_attribute(
attribute:"see_also",
value:"http://advisories.mageia.org/MGASA-2014-0345.html"
);
script_set_attribute(attribute:"solution", value:"Update the affected packages.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:S/C:C/I:C/A:C");
script_set_cvss_temporal_vector("CVSS2#E:ND/RL:OF/RC:C");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"exploit_available", value:"false");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:krb5");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:krb5-pkinit-openssl");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:krb5-server");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:krb5-server-ldap");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:krb5-workstation");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:lib64krb53");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:lib64krb53-devel");
script_set_attribute(attribute:"cpe", value:"cpe:/o:mandriva:business_server:1");
script_set_attribute(attribute:"patch_publication_date", value:"2014/09/02");
script_set_attribute(attribute:"plugin_publication_date", value:"2014/09/12");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2014-2021 Tenable Network Security, Inc.");
script_family(english:"Mandriva Local Security Checks");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/cpu", "Host/Mandrake/release", "Host/Mandrake/rpm-list");
exit(0);
}
include("audit.inc");
include("global_settings.inc");
include("rpm.inc");
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/Mandrake/release")) audit(AUDIT_OS_NOT, "Mandriva / Mandake Linux");
if (!get_kb_item("Host/Mandrake/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if (cpu !~ "^(amd64|i[3-6]86|x86_64)$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Mandriva / Mandrake Linux", cpu);
flag = 0;
if (rpm_check(release:"MDK-MBS1", cpu:"x86_64", reference:"krb5-1.9.2-3.5.mbs1")) flag++;
if (rpm_check(release:"MDK-MBS1", cpu:"x86_64", reference:"krb5-pkinit-openssl-1.9.2-3.5.mbs1")) flag++;
if (rpm_check(release:"MDK-MBS1", cpu:"x86_64", reference:"krb5-server-1.9.2-3.5.mbs1")) flag++;
if (rpm_check(release:"MDK-MBS1", cpu:"x86_64", reference:"krb5-server-ldap-1.9.2-3.5.mbs1")) flag++;
if (rpm_check(release:"MDK-MBS1", cpu:"x86_64", reference:"krb5-workstation-1.9.2-3.5.mbs1")) flag++;
if (rpm_check(release:"MDK-MBS1", cpu:"x86_64", reference:"lib64krb53-1.9.2-3.5.mbs1")) flag++;
if (rpm_check(release:"MDK-MBS1", cpu:"x86_64", reference:"lib64krb53-devel-1.9.2-3.5.mbs1")) flag++;
if (flag)
{
if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get());
else security_hole(0);
exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");