CVE-2022-45347

Name: CVE-2022-45347
Creator: NVD / NIST
Published: 2022-12-22T11:15:09.053+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.39%

Last modified Jun 17, 2026

CVE-2022-45347 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 1.39% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.39%

68.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-459

Affected Software

Vendor	Product	Versions
Apache	Shardingsphere	< 5.3.0

References

https://lists.apache.org/thread/l5rz7j4rg10o7ywtgknh2f5hxnv6yw3lMailing List, Vendor Advisory
https://lists.apache.org/thread/l5rz7j4rg10o7ywtgknh2f5hxnv6yw3lMailing List, Vendor Advisory

Timeline

Published: Dec 22, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-45347?

How severe is CVE-2022-45347?

CVE-2022-45347 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.39% probability of exploitation in the next 30 days.

How do I fix CVE-2022-45347?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-45347?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST