Missing Encryption of Sensitive Data in MySQL Connectors

1) Missing Encryption of Sensitive Data

EUVDB-ID: #VU64922

Risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-2097

CWE-ID: CWE-311 - Missing Encryption of Sensitive Data

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to an error in AES OCB mode for 32-bit x86 platforms using the AES-NI assembly optimized implementation. Under specific circumstances OpenSSL does not encrypt the entire message and can reveal sixteen bytes of data that was preexisting in the memory that wasn't written. A remote attacker can gain access to potentially sensitive information.

Mitigation

Install update from vendor's website.

Vulnerable software versions

MySQL Connectors: 8.0.7 - 8.0.30

CPE2.3

• cpe:2.3:h:oracle:mysql_connector:8.0.7:*:*:*:*:*:*:*
• cpe:2.3:h:oracle:mysql_connector:8.0.8:*:*:*:*:*:*:*
• cpe:2.3:h:oracle:mysql_connector:8.0.9:*:*:*:*:*:*:*

External links

https://www.oracle.com/security-alerts/cpuoct2022.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.