SB2023042561 - Multiple vulnerabilities in IBM DB2
Published: April 25, 2023
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 6 secuirty vulnerabilities.
1) Input validation error (CVE-ID: CVE-2023-27559)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input when using a specially crafted subquery. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
2) Resource management error (CVE-ID: CVE-2023-26022)
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 an out of memory situation occurs. A remote attacker can consume all available memory resources and perform a denial of service (DoS) attack.
3) Input validation error (CVE-ID: CVE-2023-26021)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input when using a specially crafted SQL query using a LIMIT clause. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
4) Resource management error (CVE-ID: CVE-2023-27555)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper management of internal resources when attempting to use ACR client affinity for unfenced DRDA federation wrappers. A local user can pass specially crafted data to the application and perform a denial of service (DoS) attack.
5) Input validation error (CVE-ID: CVE-2023-29255)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input when compiling a variation of an anonymous block. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
6) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2023-29257)
The vulnerability allows a remote user to execute arbitrary code.
The vulnerability exists due to unspecified error, related to permissions management. A remote administrator of one database can execute code or read/write files from another database within the same instance.
Remediation
Install update from vendor's website.