VDB-200718 · CVE-2022-31621 · MDEV-26574

MariaDB up to 10.6 ds_xbstream.cc xbstream_open denial of service

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.7	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic was found in MariaDB up to 10.6. Affected by this issue is the function xbstream_open of the file extra/mariabackup/ds_xbstream.cc. The manipulation results in denial of service. This vulnerability was named CVE-2022-31621. The attack needs to be approached locally. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic has been found in MariaDB up to 10.6 (Database Software). Affected is the function xbstream_open of the file extra/mariabackup/ds_xbstream.cc. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability.

The weakness was presented 05/26/2022 as MDEV-26574 (Website). The advisory is available at jira.mariadb.org. This vulnerability is traded as CVE-2022-31621 since 05/25/2022. Technical details are known, but there is no available exploit.

Upgrading to version 10.7 eliminates this vulnerability. Applying the patch b1351c15946349f9daa7e5297fb2ac6f3139e4a8 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Type

Database Software

Name

MariaDB

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.7
VulDB Meta Temp Score: 4.7

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CNA Base Score: 5.3
CNA Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: MariaDB 10.7
Patch: b1351c15946349f9daa7e5297fb2ac6f3139e4a8

Timelineinfo

05/25/2022 🔍
05/26/2022 +1 days 🔍
05/26/2022 +0 days 🔍
10/30/2024 +888 days 🔍

Sourcesinfo

Advisory: MDEV-26574
Status: Confirmed

CVE: CVE-2022-31621 (🔍)
GCVE (CVE): GCVE-0-2022-31621
GCVE (VulDB): GCVE-100-200718

Entryinfo

Created: 05/26/2022 08:48
Updated: 10/30/2024 15:46
Changes: 05/26/2022 08:48 (42), 05/26/2022 08:49 (2), 05/30/2022 10:36 (1), 05/30/2022 10:42 (18), 07/24/2024 00:07 (15), 10/30/2024 15:46 (11)
Complete: 🔍
Cache ID: 216::103