10 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:C/I:C/A:C
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
0.009 Low
EPSS
Percentile
83.1%
It was discovered that the MySQL logging functionality allowed writing to MySQL configuration files. An administrative database user, or a database user with FILE privileges, could possibly use this flaw to run arbitrary commands with root privileges on the system running the database server.
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Amazon Linux AMI Security Advisory ALAS-2016-756.
#
include("compat.inc");
if (description)
{
script_id(94022);
script_version("2.4");
script_cvs_date("Date: 2019/06/04 9:45:00");
script_cve_id("CVE-2016-6662");
script_xref(name:"ALAS", value:"2016-756");
script_name(english:"Amazon Linux AMI : mysql55 / mysql56 (ALAS-2016-756)");
script_summary(english:"Checks rpm output for the updated packages");
script_set_attribute(
attribute:"synopsis",
value:"The remote Amazon Linux AMI host is missing a security update."
);
script_set_attribute(
attribute:"description",
value:
"It was discovered that the MySQL logging functionality allowed writing
to MySQL configuration files. An administrative database user, or a
database user with FILE privileges, could possibly use this flaw to
run arbitrary commands with root privileges on the system running the
database server."
);
script_set_attribute(
attribute:"see_also",
value:"https://alas.aws.amazon.com/ALAS-2016-756.html"
);
script_set_attribute(
attribute:"solution",
value:
"Run 'yum update mysql55' to update your system.
Run 'yum update mysql56' to update your system."
);
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:mysql-config");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:mysql55");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:mysql55-bench");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:mysql55-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:mysql55-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:mysql55-embedded");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:mysql55-embedded-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:mysql55-libs");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:mysql55-server");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:mysql55-test");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:mysql56");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:mysql56-bench");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:mysql56-common");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:mysql56-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:mysql56-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:mysql56-embedded");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:mysql56-embedded-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:mysql56-errmsg");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:mysql56-libs");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:mysql56-server");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:mysql56-test");
script_set_attribute(attribute:"cpe", value:"cpe:/o:amazon:linux");
script_set_attribute(attribute:"vuln_publication_date", value:"2016/09/20");
script_set_attribute(attribute:"patch_publication_date", value:"2016/10/12");
script_set_attribute(attribute:"plugin_publication_date", value:"2016/10/13");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2016-2019 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_family(english:"Amazon Linux Local Security Checks");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/AmazonLinux/release", "Host/AmazonLinux/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);
release = get_kb_item("Host/AmazonLinux/release");
if (isnull(release) || !strlen(release)) audit(AUDIT_OS_NOT, "Amazon Linux");
os_ver = pregmatch(pattern: "^AL(A|\d)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Amazon Linux");
os_ver = os_ver[1];
if (os_ver != "A")
{
if (os_ver == 'A') os_ver = 'AMI';
audit(AUDIT_OS_NOT, "Amazon Linux AMI", "Amazon Linux " + os_ver);
}
if (!get_kb_item("Host/AmazonLinux/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
flag = 0;
if (rpm_check(release:"ALA", reference:"mysql-config-5.5.52-1.13.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"mysql55-5.5.52-1.13.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"mysql55-bench-5.5.52-1.13.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"mysql55-debuginfo-5.5.52-1.13.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"mysql55-devel-5.5.52-1.13.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"mysql55-embedded-5.5.52-1.13.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"mysql55-embedded-devel-5.5.52-1.13.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"mysql55-libs-5.5.52-1.13.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"mysql55-server-5.5.52-1.13.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"mysql55-test-5.5.52-1.13.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"mysql56-5.6.33-1.21.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"mysql56-bench-5.6.33-1.21.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"mysql56-common-5.6.33-1.21.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"mysql56-debuginfo-5.6.33-1.21.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"mysql56-devel-5.6.33-1.21.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"mysql56-embedded-5.6.33-1.21.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"mysql56-embedded-devel-5.6.33-1.21.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"mysql56-errmsg-5.6.33-1.21.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"mysql56-libs-5.6.33-1.21.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"mysql56-server-5.6.33-1.21.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"mysql56-test-5.6.33-1.21.amzn1")) flag++;
if (flag)
{
if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get());
else security_hole(0);
exit(0);
}
else
{
tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, "mysql-config / mysql55 / mysql55-bench / mysql55-debuginfo / etc");
}
Vendor | Product | Version | CPE |
---|---|---|---|
amazon | linux | mysql-config | p-cpe:/a:amazon:linux:mysql-config |
amazon | linux | mysql55 | p-cpe:/a:amazon:linux:mysql55 |
amazon | linux | mysql55-bench | p-cpe:/a:amazon:linux:mysql55-bench |
amazon | linux | mysql55-debuginfo | p-cpe:/a:amazon:linux:mysql55-debuginfo |
amazon | linux | mysql55-devel | p-cpe:/a:amazon:linux:mysql55-devel |
amazon | linux | mysql55-embedded | p-cpe:/a:amazon:linux:mysql55-embedded |
amazon | linux | mysql55-embedded-devel | p-cpe:/a:amazon:linux:mysql55-embedded-devel |
amazon | linux | mysql55-libs | p-cpe:/a:amazon:linux:mysql55-libs |
amazon | linux | mysql55-server | p-cpe:/a:amazon:linux:mysql55-server |
amazon | linux | mysql55-test | p-cpe:/a:amazon:linux:mysql55-test |
10 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:C/I:C/A:C
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
0.009 Low
EPSS
Percentile
83.1%