CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
75.0%
Rod Widdowson of Steading System Software LLP discovered a coding error in the ‘Dynamic’ metadata plugin of the Shibboleth Service Provider, causing the plugin to fail configuring itself with the filters provided and omitting whatever checks they are intended to perform.
See https://shibboleth.net/community/advisories/secadv_20171115.txt for details.
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Debian Security Advisory DSA-4038. The text
# itself is copyright (C) Software in the Public Interest, Inc.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(104644);
script_version("3.5");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/04");
script_cve_id("CVE-2017-16852");
script_xref(name:"DSA", value:"4038");
script_name(english:"Debian DSA-4038-1 : shibboleth-sp2 - 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:
"Rod Widdowson of Steading System Software LLP discovered a coding
error in the 'Dynamic' metadata plugin of the Shibboleth Service
Provider, causing the plugin to fail configuring itself with the
filters provided and omitting whatever checks they are intended to
perform.
See https://shibboleth.net/community/advisories/secadv_20171115.txt
for details."
);
script_set_attribute(
attribute:"see_also",
value:"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=881857"
);
script_set_attribute(
attribute:"see_also",
value:"https://shibboleth.net/community/advisories/secadv_20171115.txt"
);
script_set_attribute(
attribute:"see_also",
value:"https://packages.debian.org/source/jessie/shibboleth-sp2"
);
script_set_attribute(
attribute:"see_also",
value:"https://packages.debian.org/source/stretch/shibboleth-sp2"
);
script_set_attribute(
attribute:"see_also",
value:"https://www.debian.org/security/2017/dsa-4038"
);
script_set_attribute(
attribute:"solution",
value:
"Upgrade the shibboleth-sp2 packages.
For the oldstable distribution (jessie), this problem has been fixed
in version 2.5.3+dfsg-2+deb8u1.
For the stable distribution (stretch), this problem has been fixed in
version 2.6.0+dfsg1-4+deb9u1."
);
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:H/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:shibboleth-sp2");
script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:8.0");
script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:9.0");
script_set_attribute(attribute:"patch_publication_date", value:"2017/11/16");
script_set_attribute(attribute:"plugin_publication_date", value:"2017/11/17");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2017-2021 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:"8.0", prefix:"libapache2-mod-shib2", reference:"2.5.3+dfsg-2+deb8u1")) flag++;
if (deb_check(release:"8.0", prefix:"libshibsp-dev", reference:"2.5.3+dfsg-2+deb8u1")) flag++;
if (deb_check(release:"8.0", prefix:"libshibsp-doc", reference:"2.5.3+dfsg-2+deb8u1")) flag++;
if (deb_check(release:"8.0", prefix:"libshibsp-plugins", reference:"2.5.3+dfsg-2+deb8u1")) flag++;
if (deb_check(release:"8.0", prefix:"libshibsp6", reference:"2.5.3+dfsg-2+deb8u1")) flag++;
if (deb_check(release:"8.0", prefix:"shibboleth-sp2-common", reference:"2.5.3+dfsg-2+deb8u1")) flag++;
if (deb_check(release:"8.0", prefix:"shibboleth-sp2-schemas", reference:"2.5.3+dfsg-2+deb8u1")) flag++;
if (deb_check(release:"8.0", prefix:"shibboleth-sp2-utils", reference:"2.5.3+dfsg-2+deb8u1")) flag++;
if (deb_check(release:"9.0", prefix:"libapache2-mod-shib2", reference:"2.6.0+dfsg1-4+deb9u1")) flag++;
if (deb_check(release:"9.0", prefix:"libshibsp-dev", reference:"2.6.0+dfsg1-4+deb9u1")) flag++;
if (deb_check(release:"9.0", prefix:"libshibsp-doc", reference:"2.6.0+dfsg1-4+deb9u1")) flag++;
if (deb_check(release:"9.0", prefix:"libshibsp-plugins", reference:"2.6.0+dfsg1-4+deb9u1")) flag++;
if (deb_check(release:"9.0", prefix:"libshibsp7", reference:"2.6.0+dfsg1-4+deb9u1")) flag++;
if (deb_check(release:"9.0", prefix:"shibboleth-sp2-common", reference:"2.6.0+dfsg1-4+deb9u1")) flag++;
if (deb_check(release:"9.0", prefix:"shibboleth-sp2-utils", reference:"2.6.0+dfsg1-4+deb9u1")) flag++;
if (flag)
{
if (report_verbosity > 0) security_warning(port:0, extra:deb_report_get());
else security_warning(0);
exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
75.0%