Multiple vulnerabilities in MySQL Connectors

Published: 2023-10-17

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2023-3817 CVE-2023-22102
CWE-ID	CWE-399 CWE-20
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	MySQL Connectors Hardware solutions / Drivers
Vendor	Oracle

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Resource management error

EUVDB-ID: #VU78798

Risk: Low

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-3817

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper management of internal resources within the application when checking the long DH keys. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

MySQL Connectors: 8.0.7 - 8.1.0

CPE2.3

External links

https://www.oracle.com/security-alerts/cpuoct2023.html?3382

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.

2) Improper input validation

EUVDB-ID: #VU82144

Risk: High

CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2023-22102

CWE-ID: CWE-20 - Improper input validation