Vulnerability CVE-2020-8037

Vulnerability Name:

CVE-2020-8037 (CCN-191139)

Assigned:

2020-04-20

Published:

2020-04-20

Updated:

2021-05-05

Summary:

The ppp decapsulator in tcpdump 4.9.3 can be convinced to allocate a large amount of memory.

CVSS v3 Severity:

7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): High

7.5 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): High

7.5 High (REDHAT CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (REDHAT Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): High

CVSS v2 Severity:

5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Partial

7.8 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Complete

Vulnerability Type:

CWE-770
CWE-400

Vulnerability Consequences:

Denial of Service

References:

Source: MITRE
Type: CNA
CVE-2020-8037

Source: FULLDISC
Type: Mailing List, Third Party Advisory
20210427 APPLE-SA-2021-04-26-3 Security Update 2021-002 Catalina

Source: XF
Type: UNKNOWN
tcpdump-ppp-cve202018037-dos(191139)

Source: CCN
Type: tcpdump GIT Repository
PPP: When un-escaping, don't allocate a too-large buffer

Source: MISC
Type: Patch, Third Party Advisory
https://github.com/the-tcpdump-group/tcpdump/commit/32027e199368dad9508965aae8cd8de5b6ab5231

Source: MLIST
Type: Mailing List, Third Party Advisory
[debian-lts-announce] 20201110 [SECURITY] [DLA 2444-1] tcpdump security update

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2020-c5e78886d6

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2020-fae2e1f2bc

Source: CCN
Type: Apple security document HT212325
About the security content of macOS Big Sur 11.3

Source: CCN
Type: Apple security document HT212326
About the security content of Security Update 2021-002 Catalina

Source: CCN
Type: Apple security document HT212327
About the security content of Security Update 2021-003 Mojave

Source: CONFIRM
Type: Third Party Advisory
https://support.apple.com/kb/HT212325

Source: CONFIRM
Type: Third Party Advisory
https://support.apple.com/kb/HT212326

Source: CONFIRM
Type: Third Party Advisory
https://support.apple.com/kb/HT212327

Vulnerable Configuration:

Configuration 1:

cpe:/a:tcpdump:tcpdump:4.9.3:*:*:*:*:*:*:*

Configuration 2:

cpe:/o:debian:debian_linux:9.0:*:*:*:*:*:*:*

Configuration 3:

cpe:/o:fedoraproject:fedora:32:*:*:*:*:*:*:*

OR cpe:/o:fedoraproject:fedora:33:*:*:*:*:*:*:*

Configuration 4:

cpe:/o:apple:mac_os_x:*:*:*:*:*:*:*:* (Version < 10.14.6)

OR cpe:/o:apple:mac_os_x:10.14.6:-:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.14.6:security_update_2019-001:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.14.6:security_update_2019-002:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.14.6:security_update_2020-001:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.14.6:security_update_2020-002:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.14.6:security_update_2020-003:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.14.6:security_update_2020-004:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.14.6:security_update_2020-005:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.14.6:security_update_2020-006:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.14.6:security_update_2020-007:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.14.6:security_update_2021-001:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:*:*:*:*:*:*:*:* (Version >= 10.15 and < 10.15.7)

OR cpe:/o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*

OR cpe:/o:apple:macos:*:*:*:*:*:*:*:* (Version >= 11.0 and < 11.3)

OR cpe:/o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*

Configuration RedHat 1:

cpe:/a:redhat:enterprise_linux:8:*:*:*:*:*:*:*

Configuration RedHat 2:

cpe:/a:redhat:enterprise_linux:8::appstream:*:*:*:*:*

Configuration CCN 1:

cpe:/a:tcpdump:tcpdump:4.9.0:*:*:*:*:*:*:*

OR cpe:/a:tcpdump:tcpdump:4.9.2:*:*:*:*:*:*:*

OR cpe:/a:tcpdump:tcpdump:4.9.1:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:org.opensuse.security:def:20208037	V	CVE-2020-8037	2023-06-22
oval:org.opensuse.security:def:7817	P	tcpdump-4.99.1-150400.1.8 on GA media (Moderate)	2023-06-12
oval:org.opensuse.security:def:3211	P	libmpfr4-3.1.2-7.1 on GA media (Moderate)	2022-06-28
oval:org.opensuse.security:def:94841	P	tcpdump-4.99.1-150400.1.8 on GA media (Moderate)	2022-06-22
oval:org.opensuse.security:def:320	P	tcpdump-4.9.2-3.15.1 on GA media (Moderate)	2022-06-13
oval:org.opensuse.security:def:94443	P	(Important)	2022-05-10
oval:org.opensuse.security:def:113484	P	tcpdump-4.99.1-1.2 on GA media (Moderate)	2022-01-17
oval:org.opensuse.security:def:74688	P	Security update for go1.17 (Moderate)	2021-12-23
oval:org.opensuse.security:def:68319	P	Security update for the Linux Kernel (Live Patch 13 for SLE 15 SP2) (Important)	2021-12-14
oval:org.opensuse.security:def:64823	P	Security update for icu.691 (Important)	2021-12-14
oval:org.opensuse.security:def:73761	P	Security update for xorg-x11-server (Important)	2021-12-14
oval:org.opensuse.security:def:49458	P	Security update for php74 (Moderate)	2021-12-06
oval:org.opensuse.security:def:70321	P	Security update for openssh (Important)	2021-12-03
oval:org.opensuse.security:def:24004	P	Security update for openssh (Important)	2021-12-02
oval:org.opensuse.security:def:64622	P	Security update for python-Pygments (Important)	2021-12-01
oval:org.opensuse.security:def:30277	P	Security update for webkit2gtk3 (Important)	2021-12-01
oval:org.opensuse.security:def:66978	P	Security update for java-11-openjdk (Important)	2021-11-16
oval:com.redhat.rhsa:def:20214236	P	RHSA-2021:4236: tcpdump security and bug fix update (Low)	2021-11-09
oval:org.opensuse.security:def:34586	P	Security update for binutils (Moderate)	2021-11-09
oval:org.opensuse.security:def:1784	P	Security update for strongswan (Important)	2021-10-19
oval:org.opensuse.security:def:29435	P	Security update for MozillaFirefox (Important)	2021-10-15
oval:org.opensuse.security:def:106880	P	tcpdump-4.99.1-1.2 on GA media (Moderate)	2021-10-01
oval:org.opensuse.security:def:96634	P	libfreebl3-3.41.1-3.13.1 on GA media (Moderate)	2021-09-21
oval:org.opensuse.security:def:23957	P	Security update for openssl-1_1 (Important)	2021-08-24
oval:org.opensuse.security:def:47056	P	libopenssl-devel-1.0.2j-55.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47847	P	perl-32bit-5.18.2-12.17.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:46915	P	cups-1.7.5-12.4 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:46993	P	libXfont1-1.5.1-10.3 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47794	P	libtasn1-4.9-3.5.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47156	P	squidGuard-1.4-23.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47087	P	libtiff5-32bit-4.0.6-26.3 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:46932	P	ecryptfs-utils-103-7.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:46966	P	hardlink-1.0-6.38 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:2422	P	python2-Werkzeug-1.0.1-1.10 on GA media (Moderate)	2021-08-10
oval:org.opensuse.security:def:72079	P	tcpdump-4.9.2-3.15.1 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:62779	P	libcdio16-0.94-6.9.2 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:1926	P	jackson-databind-2.10.5.1-3.3.2 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:62338	P	tcpdump-4.9.2-3.15.1 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:71772	P	avahi-0.7-3.6.1 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:1931	P	libgit2-28-0.28.4-1.28 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:101096	P	tcpdump-4.9.2-3.15.1 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:1932	P	libpcp-devel-4.3.1-3.11.1 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:101156	P	gnome-autoar-devel-0.2.3-3.3.1 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:62140	P	libblkid-devel-2.36.2-2.29 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:62817	P	libthai0-32bit-0.1.27-1.16 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:1249	P	tcpdump-4.9.2-3.15.1 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:1919	P	glibc-devel-32bit-2.31-7.20 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:1928	P	jetty-http-9.4.38-3.6.2 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:33688	P	Security update for systemd (Important)	2021-07-21
oval:org.opensuse.security:def:49444	P	Security update for nodejs12 (Important)	2021-07-14
oval:org.opensuse.security:def:64716	P	Security update for xterm (Important)	2021-06-18
oval:org.opensuse.security:def:70426	P	Security update for xterm (Important)	2021-06-18
oval:org.opensuse.security:def:62866	P	openldap2-devel-32bit-2.4.46-7.10 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:46850	P	sudo-1.8.10p3-1.62 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:73643	P	Security update for qemu (Important)	2021-06-08
oval:org.opensuse.security:def:46639	P	cvs-1.12.12-181.63 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:64510	P	Security update for postgresql13 (Moderate)	2021-05-27
oval:org.opensuse.security:def:33644	P	Security update for bind (Important)	2021-05-04
oval:org.opensuse.security:def:64469	P	Security update for opensc (Moderate)	2021-04-13
oval:org.opensuse.security:def:29489	P	Security update for nghttp2 (Important)	2021-03-24
oval:org.opensuse.security:def:67070	P	Security update for tcmu-runner (Important)	2021-01-13
oval:org.opensuse.security:def:49300	P	Security update for python-paramiko (Important)	2021-01-07
oval:org.opensuse.security:def:46214	P	Security update for squid3 (Critical)	2020-12-30
oval:org.opensuse.security:def:33620	P	Security update for xen (Important)	2020-12-07
oval:org.opensuse.security:def:34326	P	Security update for mutt (Important)	2020-12-07
oval:org.opensuse.security:def:35599	P	libpython2_6-1_0-2.6.0-8.9.20 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:62458	P	libndp-devel-1.6-1.26 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:49002	P	lhasa-0.2.0-5.1 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:62687	P	libnma-devel-1.8.24-5.2 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:71659	P	libzstd-devel-1.4.4-1.3.1 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:62949	P	gdb-8.3.1-8.14.1 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:62916	P	perl-Config-IniFiles-2.94-1.23 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:35640	P	sudo-1.6.9p17-21.3.1 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:62586	P	libusbmuxd-devel-1.0.10-3.23 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:2574	P	Security update for tcpdump (Moderate)	2020-12-02
oval:org.opensuse.security:def:2570	P	Security update for ucode-intel (Moderate)	2020-12-02
oval:org.opensuse.security:def:45992	P	Security update for libssh2_org (Moderate)	2020-12-01
oval:org.opensuse.security:def:64925	P	Security update for libarchive (Moderate)	2020-12-01
oval:org.opensuse.security:def:30314	P	Security update for tcpdump (Moderate)	2020-12-01
oval:org.opensuse.security:def:34852	P	Security update for bsdtar (Moderate)	2020-12-01
oval:org.opensuse.security:def:33318	P	stunnel-openssl1 on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:29282	P	Security update for xorg-x11-libX11 (Important)	2020-12-01
oval:org.opensuse.security:def:33532	P	Security update for xpdf	2020-12-01
oval:org.opensuse.security:def:65072	P	Security update for tcpdump (Moderate)	2020-12-01
oval:org.opensuse.security:def:24951	P	Security update for the Linux Kernel (Important)	2020-12-01
oval:org.opensuse.security:def:49529	P	libIlmImf-2_2-23 on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:49509	P	eog on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:24128	P	Security update for the Linux Kernel (Live Patch 28 for SLE 12 SP3) (Important)	2020-12-01
oval:org.opensuse.security:def:75169	P	Security update for tcpdump (Moderate)	2020-12-01
oval:org.opensuse.security:def:30809	P	Security update for clamav (Moderate)	2020-12-01
oval:org.opensuse.security:def:50953	P	Security update for python (Moderate)	2020-12-01
oval:org.opensuse.security:def:24668	P	Security update for texlive (Moderate)	2020-12-01
oval:org.opensuse.security:def:30868	P	Security update for evince (Important)	2020-12-01
oval:org.opensuse.security:def:75036	P	Security update for libreoffice (Moderate)	2020-12-01
oval:org.opensuse.security:def:29577	P	Security update for apache2 (Moderate)	2020-12-01
oval:org.opensuse.security:def:34961	P	Security update for freetype2 (Moderate)	2020-12-01
oval:org.opensuse.security:def:31588	P	Security update for tcpdump (Moderate)	2020-12-01
oval:org.opensuse.security:def:30705	P	Security update for MozillaFirefox (Important)	2020-12-01
oval:org.opensuse.security:def:46128	P	Security update for postgresql96 (Important)	2020-12-01
oval:org.opensuse.security:def:65094	P	Security update for libsolv, libzypp, zypper (Moderate)	2020-12-01
oval:org.opensuse.security:def:64367	P	libpcsclite1 on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:34917	P	Security update for emacs	2020-12-01
oval:org.opensuse.security:def:30550	P	Security update for KVM	2020-12-01
oval:org.opensuse.security:def:34803	P	Security update for apache2 (Moderate)	2020-12-01
oval:org.opensuse.security:def:31550	P	Security update for shim (Moderate)	2020-12-01
oval:org.opensuse.security:def:64261	P	git-core on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:49677	P	libmicrohttpd-devel on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:34366	P	Security update for tcpdump (Moderate)	2020-12-01
oval:org.opensuse.security:def:33475	P	Security update for Mozilla	2020-12-01
oval:org.opensuse.security:def:25007	P	Recommended update for NetworkManager (Low)	2020-12-01
oval:org.opensuse.security:def:49137	P	libQt5Concurrent-devel on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:49605	P	wavpack on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:64985	P	Security update for python3 (Important)	2020-12-01
oval:org.opensuse.security:def:24092	P	Security update for apache2 (Important)	2020-12-01
oval:org.opensuse.security:def:24866	P	Security update for soundtouch (Moderate)	2020-12-01
oval:org.opensuse.security:def:49427	P	libXvnc-devel on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:50859	P	Security update for tcpdump (Moderate)	2020-12-01
oval:org.opensuse.security:def:49216	P	libpng12-0 on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:30848	P	Security update for dhcp (Moderate)	2020-12-01
oval:org.opensuse.security:def:46277	P	Security update for MozillaFirefox (Important)	2020-12-01
oval:org.opensuse.security:def:24798	P	Security update for tcpdump (Moderate)	2020-12-01
oval:org.opensuse.security:def:29639	P	Security update for cpio (Moderate)	2020-12-01
oval:org.opensuse.security:def:45786	P	Security update for virglrenderer (Important)	2020-12-01
oval:org.opensuse.security:def:46070	P	Security update for libX11 (Important)	2020-12-01
oval:org.opensuse.security:def:64982	P	Security update for mutt (Important)	2020-12-01
oval:org.opensuse.security:def:24766	P	Security update for blktrace (Low)	2020-12-01
oval:org.opensuse.security:def:34891	P	Security update for curl (Important)	2020-12-01
oval:org.opensuse.security:def:34745	P	Security update for MozillaFirefox (Important)	2020-12-01
oval:org.opensuse.security:def:33581	P	Security update for MozillaFirefox (Important)	2020-12-01
oval:org.opensuse.security:def:24965	P	Security update for elfutils (Low)	2020-12-01
oval:org.opensuse.security:def:49574	P	libraptor-devel on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:51010	P	Security update for tcpdump (Moderate)	2020-12-01
oval:org.opensuse.security:def:49358	P	xen-libs on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:24080	P	Security update for cups (Important)	2020-12-01
oval:org.opensuse.security:def:25679	P	Security update for tcpdump (Moderate)	2020-12-01
oval:org.opensuse.security:def:24815	P	Security update for libexif (Moderate)	2020-12-01
oval:org.opensuse.security:def:49362	P	xscreensaver on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:30912	P	Security update for FUSE	2020-12-01
oval:org.opensuse.security:def:29538	P	Security update for MozillaFirefox (Important)	2020-12-01
oval:org.opensuse.security:def:50805	P	Security update for graphviz (Low)	2020-12-01
oval:org.opensuse.security:def:23815	P	Security update for MozillaFirefox (Important)	2020-12-01
oval:org.opensuse.security:def:29595	P	Security update for aspell (Moderate)	2020-12-01
oval:org.opensuse.security:def:25645	P	Security update for the Linux Kernel (Critical)	2020-12-01
oval:org.opensuse.security:def:68419	P	Security update for tcpdump (Moderate)	2020-12-01
oval:org.opensuse.security:def:30760	P	Security update for apache2-mod_perl (Moderate)	2020-12-01
oval:org.opensuse.security:def:46185	P	Security update for java-1_7_1-ibm (Important)	2020-12-01
oval:org.opensuse.security:def:74562	P	Security update for xorg-x11-server (Important)	2020-12-01
oval:org.opensuse.security:def:110864	P	Security update for tcpdump (Moderate)	2020-11-21
oval:org.opensuse.security:def:110312	P	Security update for tcpdump (Moderate)	2020-11-20
oval:org.opensuse.security:def:99906	P	(Moderate)	2020-11-17
oval:org.opensuse.security:def:87273	P	Security update for tcpdump (Moderate)	2020-11-17
oval:org.opensuse.security:def:104052	P	Security update for tcpdump (Moderate)	2020-11-17
oval:org.opensuse.security:def:100243	P	(Moderate)	2020-11-17
oval:org.opensuse.security:def:97362	P	Security update for tcpdump (Moderate)	2020-11-17
oval:org.opensuse.security:def:107822	P	Security update for tcpdump (Moderate)	2020-11-17
oval:org.opensuse.security:def:90397	P	Security update for tcpdump (Moderate)	2020-11-17
oval:org.opensuse.security:def:117337	P	Security update for tcpdump (Moderate)	2020-11-17

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