Vulnerability CVE-2020-26422

Vulnerability Name:

CVE-2020-26422 (CCN-193473)

Assigned:

2020-12-18

Published:

2020-12-18

Updated:

2022-09-02

Summary:

Buffer overflow in QUIC dissector in Wireshark 3.4.0 to 3.4.1 allows denial of service via packet injection or crafted capture file

CVSS v3 Severity:

5.3 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
4.6 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/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): Low

4.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
3.8 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C)

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

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

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

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

Vulnerability Type:

CWE-120

Vulnerability Consequences:

Denial of Service

References:

Source: MITRE
Type: CNA
CVE-2020-26422

Source: XF
Type: UNKNOWN
wireshark-cve202026422-dos(193473)

Source: CONFIRM
Type: Third Party Advisory
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26422.json

Source: MISC
Type: Issue Tracking, Third Party Advisory
https://gitlab.com/wireshark/wireshark/-/issues/17073

Source: GENTOO
Type: Third Party Advisory
GLSA-202101-12

Source: MISC
Type: Patch, Third Party Advisory
https://www.oracle.com/security-alerts/cpuApr2021.html

Source: CCN
Type: Wireshark advisory wnpa-sec-2020-20
QUIC dissector crash

Source: MISC
Type: Vendor Advisory
https://www.wireshark.org/security/wnpa-sec-2020-20.html

Vulnerable Configuration:

Configuration 1:

cpe:/a:wireshark:wireshark:3.4.0:*:*:*:*:*:*:*

OR cpe:/a:wireshark:wireshark:3.4.1:*:*:*:*:*:*:*

Configuration 2:

cpe:/a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:*

Configuration CCN 1:

cpe:/a:wireshark:wireshark:3.4.0:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:org.opensuse.security:def:7698	P	libwireshark15-3.6.13-150000.3.89.1 on GA media (Moderate)	2023-06-12
oval:org.opensuse.security:def:7983	P	wireshark-devel-3.6.13-150000.3.89.1 on GA media (Moderate)	2023-06-12
oval:org.opensuse.security:def:729	P	Security update for MozillaFirefox (Important)	2022-09-05
oval:org.opensuse.security:def:95297	P	Security update for python-M2Crypto (Important)	2022-08-05
oval:org.opensuse.security:def:3630	P	Security update for pcre2 (Important)	2022-07-12
oval:org.opensuse.security:def:3445	P	binutils-2.32-9.36.1 on GA media (Moderate)	2022-06-28
oval:org.opensuse.security:def:3106	P	ibus-chewing-1.4.14-4.11 on GA media (Moderate)	2022-06-28
oval:org.opensuse.security:def:3360	P	rzsz-0.12.21~rc-1001.3.1 on GA media (Moderate)	2022-06-28
oval:org.opensuse.security:def:94736	P	libwireshark15-3.6.2-3.71.1 on GA media (Moderate)	2022-06-22
oval:org.opensuse.security:def:94557	P	gd-devel-2.2.5-11.3.1 on GA media (Moderate)	2022-06-22
oval:org.opensuse.security:def:94990	P	wireshark-devel-3.6.2-3.71.1 on GA media (Moderate)	2022-06-22
oval:org.opensuse.security:def:94781	P	perl-XML-LibXML-2.0132-1.20 on GA media (Moderate)	2022-06-22
oval:org.opensuse.security:def:99488	P	(Moderate)	2022-02-21
oval:org.opensuse.security:def:102010	P	Security update for the Linux Kernel (Live Patch 6 for SLE 15 SP3) (Critical)	2022-02-17
oval:org.opensuse.security:def:112915	P	libwireshark14-3.4.8-1.2 on GA media (Moderate)	2022-01-17
oval:org.opensuse.security:def:99687	P	(Moderate)	2021-10-20
oval:org.opensuse.security:def:106372	P	libwireshark14-3.4.8-1.2 on GA media (Moderate)	2021-10-01
oval:org.opensuse.security:def:99995	P	(Important)	2021-09-23
oval:org.opensuse.security:def:101494	P	Security update for openssl-1_1 (Important)	2021-08-24
oval:org.opensuse.security:def:101270	P	graphviz-perl-2.40.1-6.6.8 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:111597	P	Security update for wireshark (Important)	2021-07-10
oval:org.opensuse.security:def:111454	P	Security update for wireshark, libvirt, sbc, libqt5-qtmultimedia (Important)	2021-06-24
oval:org.opensuse.security:def:73656	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:8791	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:108676	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:92538	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:97130	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:69679	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:117674	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:75906	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:101703	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:9738	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:4199	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:93242	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:91952	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:65288	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:73841	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:8986	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:98902	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:92737	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:69878	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:64534	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:10108	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:5749	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:107936	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:92147	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:66838	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:74293	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:9354	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:99097	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:92936	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:70248	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:64719	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:10289	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:8610	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:108160	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:92339	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:69494	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:117451	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:74356	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:101460	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:9539	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:99289	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:4136	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:93089	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:70429	P	Security update for wireshark (Important)	2021-06-22
oval:org.opensuse.security:def:65225	P	Security update for wireshark (Important)	2021-06-22

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