Vulnerability CVE-2022-31624

Vulnerability Name:

CVE-2022-31624 (CCN-227321)

Assigned:

2021-09-07

Published:

2021-09-07

Updated:

2022-11-05

Summary:

MariaDB Server before 10.7 is vulnerable to Denial of Service. While executing the plugin/server_audit/server_audit.c method log_statement_ex, the held lock lock_bigbuffer is not released correctly, which allows local users to trigger a denial of service due to the deadlock.

CVSS v3 Severity:

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

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): Low 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

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

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

CVSS v2 Severity:

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

Exploitability Metrics:	Access Vector (AV): Local 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-404

Vulnerability Consequences:

Denial of Service

References:

Source: MITRE
Type: CNA
CVE-2022-31624

Source: XF
Type: UNKNOWN
mariadb-cve202231624-dos(227321)

Source: CCN
Type: MariaDB GIT Repository
MDEV-26556 An improper locking bug(s) due to unreleased lock.

Source: MISC
Type: Patch, Third Party Advisory
https://github.com/MariaDB/server/commit/d627d00b13ab2f2c0954ea7b77202470cb102944

Source: MISC
Type: Issue Tracking, Permissions Required, Third Party Advisory
https://jira.mariadb.org/browse/MDEV-26556?filter=-2

Source: CONFIRM
Type: Third Party Advisory
https://security.netapp.com/advisory/ntap-20220707-0006/

Source: CCN
Type: Mend Vulnerability Database
CVE-2022-31624

Vulnerable Configuration:

Configuration 1:

cpe:/a:mariadb:mariadb:*:*:*:*:*:*:*:* (Version < 10.2.41)

OR cpe:/a:mariadb:mariadb:*:*:*:*:*:*:*:* (Version >= 10.3.0 and < 10.3.32)

OR cpe:/a:mariadb:mariadb:*:*:*:*:*:*:*:* (Version >= 10.4.0 and < 10.4.22)

OR cpe:/a:mariadb:mariadb:*:*:*:*:*:*:*:* (Version >= 10.5.0 and < 10.5.13)

OR cpe:/a:mariadb:mariadb:*:*:*:*:*:*:*:* (Version >= 10.6.0 and < 10.6.5)

Configuration RedHat 1:

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

Configuration RedHat 2:

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

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:com.redhat.rhsa:def:20221556	P	RHSA-2022:1556: mariadb:10.3 security and bug fix update (Moderate)	2022-04-26
oval:com.redhat.rhsa:def:20221557	P	RHSA-2022:1557: mariadb:10.5 security, bug fix, and enhancement update (Moderate)	2022-04-26

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