VDB-216526 · CVE-2022-45347 · GCVE-0-2022-45347

Apache ShardingSphere-Proxy up to 5.2.x Client Authentication cleanup

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.
7.5	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Apache ShardingSphere-Proxy up to 5.2.x. This affects an unknown part of the component Client Authentication Handler. Executing a manipulation can lead to cleanup. This vulnerability is handled as CVE-2022-45347. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in Apache ShardingSphere-Proxy up to 5.2.x (Firewall Software) and classified as problematic. This vulnerability affects some unknown functionality of the component Client Authentication Handler. The manipulation with an unknown input leads to a cleanup vulnerability. The CWE definition for the vulnerability is CWE-459. The product does not properly "clean up" and remove temporary or supporting resources after they have been used. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Apache ShardingSphere-Proxy prior to 5.3.0 when using MySQL as database backend didn't cleanup the database session completely after client authentication failed, which allowed an attacker to execute normal commands by constructing a special MySQL client. This vulnerability has been fixed in Apache ShardingSphere 5.3.0.

The weakness was released 12/22/2022. The advisory is available at lists.apache.org. This vulnerability was named CVE-2022-45347 since 11/14/2022. The technical details are unknown and an exploit is not available.

Upgrading to version 5.3.0 eliminates this vulnerability.

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Productinfo

Type

Firewall Software

Vendor

Apache

Name

ShardingSphere-Proxy

Version

License

open-source

Website

Vendor: https://www.apache.org/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Cleanup
CWE: CWE-459
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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: ShardingSphere-Proxy 5.3.0

Timelineinfo

11/14/2022 🔍
12/22/2022 +38 days 🔍
12/22/2022 +0 days 🔍
04/15/2025 +845 days 🔍

Sourcesinfo

Vendor: apache.org

Advisory: lists.apache.org
Status: Confirmed

CVE: CVE-2022-45347 (🔍)
GCVE (CVE): GCVE-0-2022-45347
GCVE (VulDB): GCVE-100-216526

Entryinfo

Created: 12/22/2022 16:07
Updated: 04/15/2025 16:43
Changes: 12/22/2022 16:07 (40), 01/22/2023 12:01 (11), 04/15/2025 16:43 (15)
Complete: 🔍
Cache ID: 216::103