It was discovered that missing input validation in minidlna, a lightweight DLNA/UPnP-AV server could result in the execution of arbitrary code. In addition minidlna was susceptible to theβCallStrangerβ UPnP vulnerability.
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Debian Security Advisory DSA-4806. The text
# itself is copyright (C) Software in the Public Interest, Inc.
#
include('compat.inc');
if (description)
{
script_id(143544);
script_version("1.7");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/02/06");
script_cve_id("CVE-2020-12695", "CVE-2020-28926");
script_xref(name:"DSA", value:"4806");
script_xref(name:"CEA-ID", value:"CEA-2020-0050");
script_name(english:"Debian DSA-4806-1 : minidlna - security update");
script_set_attribute(attribute:"synopsis", value:
"The remote Debian host is missing a security-related update.");
script_set_attribute(attribute:"description", value:
"It was discovered that missing input validation in minidlna, a
lightweight DLNA/UPnP-AV server could result in the execution of
arbitrary code. In addition minidlna was susceptible to
the'CallStranger' UPnP vulnerability.");
script_set_attribute(attribute:"see_also", value:"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=976594");
script_set_attribute(attribute:"see_also", value:"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=976595");
script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/source-package/minidlna");
script_set_attribute(attribute:"see_also", value:"https://packages.debian.org/source/buster/minidlna");
script_set_attribute(attribute:"see_also", value:"https://www.debian.org/security/2020/dsa-4806");
script_set_attribute(attribute:"solution", value:
"Upgrade the minidlna packages.
For the stable distribution (buster), these problems have been fixed
in version 1.2.1+dfsg-2+deb10u1.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:P/I:N/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:"cvss_score_source", value:"CVE-2020-12695");
script_set_attribute(attribute:"cvss3_score_source", value:"CVE-2020-28926");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_set_attribute(attribute:"vuln_publication_date", value:"2020/06/08");
script_set_attribute(attribute:"patch_publication_date", value:"2020/12/07");
script_set_attribute(attribute:"plugin_publication_date", value:"2020/12/08");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:minidlna");
script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:10.0");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Debian Local Security Checks");
script_copyright(english:"This script is Copyright (C) 2020-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");
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:"10.0", prefix:"minidlna", reference:"1.2.1+dfsg-2+deb10u1")) 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 | minidlna | p-cpe:/a:debian:debian_linux:minidlna |
debian | debian_linux | 10.0 | cpe:/o:debian:debian_linux:10.0 |
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12695
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28926
bugs.debian.org/cgi-bin/bugreport.cgi?bug=976594
bugs.debian.org/cgi-bin/bugreport.cgi?bug=976595
packages.debian.org/source/buster/minidlna
security-tracker.debian.org/tracker/source-package/minidlna
www.debian.org/security/2020/dsa-4806