7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
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
0.022 Low
EPSS
Percentile
89.4%
Several vulnerabilities were discovered in jruby, a Java implementation of the Ruby programming language. They would allow an attacker to use specially crafted gem files to mount cross-site scripting attacks, cause denial of service through an infinite loop, write arbitrary files, or run malicious code.
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Debian Security Advisory DSA-4219. The text
# itself is copyright (C) Software in the Public Interest, Inc.
#
include("compat.inc");
if (description)
{
script_id(110418);
script_version("1.4");
script_cvs_date("Date: 2018/11/13 12:30:47");
script_cve_id("CVE-2018-1000073", "CVE-2018-1000074", "CVE-2018-1000075", "CVE-2018-1000076", "CVE-2018-1000077", "CVE-2018-1000078", "CVE-2018-1000079");
script_xref(name:"DSA", value:"4219");
script_name(english:"Debian DSA-4219-1 : jruby - security update");
script_summary(english:"Checks dpkg output for the updated package");
script_set_attribute(
attribute:"synopsis",
value:"The remote Debian host is missing a security-related update."
);
script_set_attribute(
attribute:"description",
value:
"Several vulnerabilities were discovered in jruby, a Java
implementation of the Ruby programming language. They would allow an
attacker to use specially crafted gem files to mount cross-site
scripting attacks, cause denial of service through an infinite loop,
write arbitrary files, or run malicious code."
);
script_set_attribute(
attribute:"see_also",
value:"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=895778"
);
script_set_attribute(
attribute:"see_also",
value:"https://security-tracker.debian.org/tracker/source-package/jruby"
);
script_set_attribute(
attribute:"see_also",
value:"https://packages.debian.org/source/stretch/jruby"
);
script_set_attribute(
attribute:"see_also",
value:"https://www.debian.org/security/2018/dsa-4219"
);
script_set_attribute(
attribute:"solution",
value:
"Upgrade the jruby packages.
For the stable distribution (stretch), these problems have been fixed
in version 1.7.26-1+deb9u1.
In addition, this message serves as an announcement that security
support for jruby in the Debian 8 oldstable release (jessie) is now
discontinued.
Users of jruby in Debian 8 that want security updates are strongly
encouraged to upgrade now to the current Debian 9 stable release
(stretch)."
);
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
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_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:jruby");
script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:9.0");
script_set_attribute(attribute:"patch_publication_date", value:"2018/06/08");
script_set_attribute(attribute:"plugin_publication_date", value:"2018/06/11");
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:"Debian Local Security Checks");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/Debian/release", "Host/Debian/dpkg-l");
exit(0);
}
include("audit.inc");
include("debian_package.inc");
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/Debian/release")) audit(AUDIT_OS_NOT, "Debian");
if (!get_kb_item("Host/Debian/dpkg-l")) audit(AUDIT_PACKAGE_LIST_MISSING);
flag = 0;
if (deb_check(release:"9.0", prefix:"jruby", reference:"1.7.26-1+deb9u1")) flag++;
if (flag)
{
if (report_verbosity > 0) security_hole(port:0, extra:deb_report_get());
else security_hole(0);
exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");
Vendor | Product | Version | CPE |
---|---|---|---|
debian | debian_linux | jruby | p-cpe:/a:debian:debian_linux:jruby |
debian | debian_linux | 9.0 | cpe:/o:debian:debian_linux:9.0 |
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000073
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000074
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000075
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000076
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000077
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000078
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000079
bugs.debian.org/cgi-bin/bugreport.cgi?bug=895778
packages.debian.org/source/stretch/jruby
security-tracker.debian.org/tracker/source-package/jruby
www.debian.org/security/2018/dsa-4219
7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
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
0.022 Low
EPSS
Percentile
89.4%