A path traversal vulnerability has been discovered in plexus-archiver when extracting a carefully crafted zip file which holds path traversal file names. A remote attacker could use this vulnerability to write files outside the target directory and overwrite existing files with malicious code or vulnerable configurations.(CVE-2018-1002200)
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Amazon Linux 2 Security Advisory ALAS-2018-1043.
#
include("compat.inc");
if (description)
{
script_id(110782);
script_version("1.2");
script_cvs_date("Date: 2018/09/19 10:04:09");
script_cve_id("CVE-2018-1002200");
script_xref(name:"ALAS", value:"2018-1043");
script_name(english:"Amazon Linux 2 : plexus-archiver (ALAS-2018-1043)");
script_summary(english:"Checks rpm output for the updated packages");
script_set_attribute(
attribute:"synopsis",
value:"The remote Amazon Linux 2 host is missing a security update."
);
script_set_attribute(
attribute:"description",
value:
"A path traversal vulnerability has been discovered in plexus-archiver
when extracting a carefully crafted zip file which holds path
traversal file names. A remote attacker could use this vulnerability
to write files outside the target directory and overwrite existing
files with malicious code or vulnerable
configurations.(CVE-2018-1002200)"
);
script_set_attribute(
attribute:"see_also",
value:"https://alas.aws.amazon.com/AL2/ALAS-2018-1043.html"
);
script_set_attribute(
attribute:"solution",
value:"Run 'yum update plexus-archiver' to update your system."
);
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N");
script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:N/UI:R/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:plexus-archiver");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:plexus-archiver-javadoc");
script_set_attribute(attribute:"cpe", value:"cpe:/o:amazon:linux:2");
script_set_attribute(attribute:"patch_publication_date", value:"2018/07/24");
script_set_attribute(attribute:"plugin_publication_date", value:"2018/06/29");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2018 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 != "2")
{
if (os_ver == 'A') os_ver = 'AMI';
audit(AUDIT_OS_NOT, "Amazon Linux 2", "Amazon Linux " + os_ver);
}
if (!get_kb_item("Host/AmazonLinux/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
flag = 0;
if (rpm_check(release:"AL2", reference:"plexus-archiver-2.4.2-5.amzn2")) flag++;
if (rpm_check(release:"AL2", reference:"plexus-archiver-javadoc-2.4.2-5.amzn2")) flag++;
if (flag)
{
if (report_verbosity > 0) security_warning(port:0, extra:rpm_report_get());
else security_warning(0);
exit(0);
}
else
{
tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, "plexus-archiver / plexus-archiver-javadoc");
}
Vendor | Product | Version | CPE |
---|---|---|---|
amazon | linux | plexus-archiver | p-cpe:/a:amazon:linux:plexus-archiver |
amazon | linux | plexus-archiver-javadoc | p-cpe:/a:amazon:linux:plexus-archiver-javadoc |
amazon | linux | 2 | cpe:/o:amazon:linux:2 |