#VU65527 Improper input validation in MySQL Shell - CVE-2022-21535

Vulnerability identifier: #VU65527

Vulnerability risk: Low

CVSSv4.0: 0.2 [CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-21535

CWE-ID: CWE-20

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
MySQL Shell
Client/Desktop applications / Software for system administration

Vendor: Oracle

Description

The vulnerability allows a local non-authenticated attacker to perform service disruption.

The vulnerability exists due to improper input validation within the Shell: General/Core Client component in MySQL Shell. A local non-authenticated attacker can exploit this vulnerability to perform service disruption.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

MySQL Shell: 8.0.0 - 8.0.28

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External links
https://www.oracle.com/security-alerts/cpujul2022.html

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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