CVE-2022-45347
CVE-2022-45347 is a critical-severity vulnerability in Apache Shardingsphere with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-459.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- EPSS exploit prediction: 1% (69th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-459
- Affected product: Apache Shardingsphere
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2022-45347?
- 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.
- How severe is CVE-2022-45347?
- CVE-2022-45347 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2022-45347 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-45347?
- CVE-2022-45347 affects Apache Shardingsphere. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-45347?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2022-45347 published?
- CVE-2022-45347 was published on 2022-12-22 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:apache:shardingsphere:*:*:*:*:*:*:*:*
More vulnerabilities in Apache Shardingsphere
- CVE-2020-1947 — Critical (CVSS 9.8): In Apache ShardingSphere(incubator) 4.0.0-RC3 and 4.0.0, the ShardingSphere's web console uses the SnakeYAML library…
- CVE-2023-28754 — High (CVSS 8.8): Deserialization of Untrusted Data vulnerability in Apache ShardingSphere-Agent, which allows attackers to execute…
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