CVSS2
Attack Vector
LOCAL
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:L/AC:M/Au:N/C:N/I:P/A:N
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
EPSS
Percentile
5.1%
Munin before 2.999.6 has a local file write vulnerability when CGI graphs are enabled. Setting multiple upper_limit GET parameters allows overwriting any file accessible to the www-data user. (CVE-2017-6188)
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Amazon Linux AMI Security Advisory ALAS-2017-818.
#
include("compat.inc");
if (description)
{
script_id(99531);
script_version("3.3");
script_set_attribute(attribute:"plugin_modification_date", value:"2020/05/28");
script_cve_id("CVE-2017-6188");
script_xref(name:"ALAS", value:"2017-818");
script_name(english:"Amazon Linux AMI : munin (ALAS-2017-818)");
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:
"Munin before 2.999.6 has a local file write vulnerability when CGI
graphs are enabled. Setting multiple upper_limit GET parameters allows
overwriting any file accessible to the www-data user. (CVE-2017-6188)"
);
script_set_attribute(
attribute:"see_also",
value:"https://alas.aws.amazon.com/ALAS-2017-818.html"
);
script_set_attribute(
attribute:"solution",
value:"Run 'yum update munin' to update your system."
);
script_set_cvss_base_vector("CVSS2#AV:L/AC:M/Au:N/C:N/I:P/A:N");
script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:munin");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:munin-async");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:munin-cgi");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:munin-common");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:munin-java-plugins");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:munin-netip-plugins");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:munin-nginx");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:munin-node");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:munin-ruby-plugins");
script_set_attribute(attribute:"cpe", value:"cpe:/o:amazon:linux");
script_set_attribute(attribute:"vuln_publication_date", value:"2017/02/22");
script_set_attribute(attribute:"patch_publication_date", value:"2017/04/20");
script_set_attribute(attribute:"plugin_publication_date", value:"2017/04/21");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2017-2020 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:"munin-2.0.30-5.38.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"munin-async-2.0.30-5.38.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"munin-cgi-2.0.30-5.38.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"munin-common-2.0.30-5.38.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"munin-java-plugins-2.0.30-5.38.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"munin-netip-plugins-2.0.30-5.38.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"munin-nginx-2.0.30-5.38.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"munin-node-2.0.30-5.38.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"munin-ruby-plugins-2.0.30-5.38.amzn1")) flag++;
if (flag)
{
if (report_verbosity > 0) security_note(port:0, extra:rpm_report_get());
else security_note(0);
exit(0);
}
else
{
tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, "munin / munin-async / munin-cgi / munin-common / munin-java-plugins / etc");
}
Vendor | Product | Version | CPE |
---|---|---|---|
amazon | linux | munin | p-cpe:/a:amazon:linux:munin |
amazon | linux | munin-async | p-cpe:/a:amazon:linux:munin-async |
amazon | linux | munin-cgi | p-cpe:/a:amazon:linux:munin-cgi |
amazon | linux | munin-common | p-cpe:/a:amazon:linux:munin-common |
amazon | linux | munin-java-plugins | p-cpe:/a:amazon:linux:munin-java-plugins |
amazon | linux | munin-netip-plugins | p-cpe:/a:amazon:linux:munin-netip-plugins |
amazon | linux | munin-nginx | p-cpe:/a:amazon:linux:munin-nginx |
amazon | linux | munin-node | p-cpe:/a:amazon:linux:munin-node |
amazon | linux | munin-ruby-plugins | p-cpe:/a:amazon:linux:munin-ruby-plugins |
amazon | linux | cpe:/o:amazon:linux |
CVSS2
Attack Vector
LOCAL
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:L/AC:M/Au:N/C:N/I:P/A:N
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
EPSS
Percentile
5.1%