Reliance on Reverse DNS Resolution for a Security-Critical Action in MySQL Cluster



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-43548
CWE-ID CWE-350
Exploitation vector Network
Public exploit N/A
Vulnerable software
 MySQL Cluster
Web applications / Remote management & hosting panels

Vendor Oracle

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Reliance on Reverse DNS Resolution for a Security-Critical Action

EUVDB-ID: #VU69354

Risk: Medium

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-43548

CWE-ID: CWE-350 - Reliance on Reverse DNS Resolution for a Security-Critical Action

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform DNS rebinding attacks.

The vulnerability exists due to improper validation of octal IP address within the Node.js rebinding protector for --inspec. A remote attacker can resolve the invalid octal address via DNS. When combined with an active --inspect session, such as when using VSCode, an attacker can perform DNS rebinding and execute arbitrary code in client's browser.

Mitigation

Install update from vendor's website.

Vulnerable software versions

MySQL Cluster: 8.0.16 - 8.0.32

CPE2.3 External links

https://www.oracle.com/security-alerts/cpuapr2023.html?62368


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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