Improper input validation in MySQL Connectors
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2021-2471 |
| CWE-ID | CWE-20 |
| Exploitation vector | Network |
| Public exploit | Public exploit code for vulnerability #1 is available. |
| Vulnerable software Subscribe |
MySQL Connectors Hardware solutions / Drivers |
| Vendor | Oracle |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
1) Improper input validation
EUVDB-ID: #VU57510
Risk: Medium
CVSSv3.1: 5.2 [CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-2471
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: Yes
DescriptionThe vulnerability allows a remote privileged user to read data or crash the application.
The vulnerability exists due to improper input validation within the Connector/J component in MySQL Connectors. A remote privileged user can exploit this vulnerability to read data or crash the application.
MitigationInstall update from vendor's website.
Vulnerable software versionsMySQL Connectors: 8.0.7 - 8.0.26
External linkshttp://www.oracle.com/security-alerts/cpuoct2021.html?3382
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
