CVE-2022-21278 Denial of service in MySQL Server
A low-privileged attacker can cause a complete denial of service and modify data in MySQL Server via the Optimizer component.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2022-21278?
CVE-2022-21278 is a high-severity denial of service vulnerability in Netapp Oncommand Insight, published on 19 Jan 2022. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.26 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server as well as unauthorized update, insert or delete access to some of MySQL Server accessible data. CVSS 3.1 Base Score 7.1 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H).
Which versions are affected by CVE-2022-21278?
It affects 3 products.
Products include Netapp Oncommand Insight, Netapp Oncommand Workflow Automation, Oracle Mysql.
How do I fix CVE-2022-21278?
Apply the vendor's patch.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2022-21278 being exploited?
There is no known exploitation of CVE-2022-21278 in the wild and no public exploit code.
Other vulnerabilities in Netapp Oncommand Insight
- CVE-2017-5600 Hardcoded credentials in n/a
- CVE-2018-1258 Spring Framework when used in combination with any versions of Spring Security contains an authorization bypass
- CVE-2020-5421 RFD Protection Bypass via jsessionid
- CVE-2022-38733 Auth bypass in OnCommand Insight
- CVE-2023-22102 MySQL Connectors takeover vulnerability
Sources
Also known as AZL-7694, GHSA-228r-jxv7-v353, UBUNTU-CVE-2022-21278.