Vulnerability CVE-2020-25722

Vulnerability Name:

CVE-2020-25722 (CCN-223742)

Assigned:

2020-09-16

Published:

2021-11-11

Updated:

2022-02-25

Summary:

Multiple flaws were found in the way samba AD DC implemented access and conformance checking of stored data. An attacker could use this flaw to cause total domain compromise.

CVSS v3 Severity:

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

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

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

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

CVSS v2 Severity:

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

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Authentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Partial Integrity (I): Partial Availibility (A): Partial

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

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

Vulnerability Type:

CWE-863

Vulnerability Consequences:

Gain Privileges

References:

Source: MITRE
Type: CNA
CVE-2020-25722

Source: XF
Type: UNKNOWN
samba-cve202025722-priv-esc(223742)

Source: CCN
Type: Samba Web site
Samba AD DC did not do suffienct access and conformance checking of data stored

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:org.opensuse.security:def:7682	P	libtiff-devel-4.0.9-150000.45.25.1 on GA media (Moderate)	2023-06-12
oval:org.opensuse.security:def:7661	P	libsamba-errors-devel-4.13.13+git.539.fdbc44a8598-3.20.2 on GA media (Moderate)	2023-06-12
oval:org.opensuse.security:def:7662	P	libsamba-policy-devel-4.17.7+git.330.4057cd7a27a-150500.1.2 on GA media (Moderate)	2023-06-12
oval:org.opensuse.security:def:807	P	Security update for python3 (Important)	2022-10-06
oval:org.opensuse.security:def:3708	P	Security update for git (Important)	2022-07-26
oval:org.opensuse.security:def:3072	P	fuse-2.9.3-6.3.1 on GA media (Moderate)	2022-06-28
oval:org.opensuse.security:def:3071	P	ft2demos-2.6.3-7.15.1 on GA media (Moderate)	2022-06-28
oval:org.opensuse.security:def:94701	P	libsamba-errors-devel-4.13.13+git.539.fdbc44a8598-3.20.2 on GA media (Moderate)	2022-06-22
oval:org.opensuse.security:def:94702	P	libsamba-policy-devel-4.15.5+git.328.f1f29505d84-150400.1.44 on GA media (Moderate)	2022-06-22
oval:org.opensuse.security:def:112126	P	ctdb-4.15.2+git.193.a4d6307f1fd-1.1 on GA media (Moderate)	2022-01-17
oval:org.opensuse.security:def:99694	P	(Important)	2021-11-10
oval:org.opensuse.security:def:76381	P	Security update for samba and ldb (Important)	2021-11-10
oval:org.opensuse.security:def:111781	P	Security update for samba and ldb (Important)	2021-11-10
oval:org.opensuse.security:def:101538	P	Security update for samba and ldb (Important)	2021-11-10
oval:org.opensuse.security:def:68771	P	Security update for samba and ldb (Important)	2021-11-10
oval:org.opensuse.security:def:1576	P	Security update for samba and ldb (Important)	2021-11-10
oval:org.opensuse.security:def:100013	P	(Important)	2021-11-10
oval:org.opensuse.security:def:76551	P	Security update for samba and ldb (Important)	2021-11-10
oval:org.opensuse.security:def:42238	P	Security update for samba and ldb (Important)	2021-11-10
oval:org.opensuse.security:def:102137	P	Security update for samba and ldb (Important)	2021-11-10
oval:org.opensuse.security:def:99159	P	(Important)	2021-11-10
oval:org.opensuse.security:def:8396	P	Security update for samba and ldb (Important)	2021-11-10
oval:org.opensuse.security:def:1740	P	Security update for samba and ldb (Important)	2021-11-10
oval:org.opensuse.security:def:100349	P	(Important)	2021-11-10
oval:org.opensuse.security:def:64797	P	Security update for samba and ldb (Important)	2021-11-10
oval:org.opensuse.security:def:102298	P	Security update for samba and ldb (Important)	2021-11-10
oval:org.opensuse.security:def:99431	P	(Important)	2021-11-10
oval:org.opensuse.security:def:73919	P	Security update for samba and ldb (Important)	2021-11-10
oval:org.opensuse.security:def:100678	P	(Important)	2021-11-10
oval:org.opensuse.security:def:67313	P	Security update for samba and ldb (Important)	2021-11-10
oval:org.opensuse.security:def:6224	P	Security update for samba and ldb (Important)	2021-11-10

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