SB2023041929 - Multiple vulnerabilities in IBM Db2 REST



SB2023041929 - Multiple vulnerabilities in IBM Db2 REST

Published: April 19, 2023

Security Bulletin ID SB2023041929
Severity
Medium
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Input validation error (CVE-ID: CVE-2022-27664)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to an HTTP/2 connection can hang during closing if shutdown were preempted by a fatal error. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.


2) Resource exhaustion (CVE-ID: CVE-2022-41723)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources in the HPACK decoder. A remote attacker can send a specially crafted HTTP/2 stream to the application, cause resource exhaustion and perform a denial of service (DoS) attack.


3) Resource exhaustion (CVE-ID: CVE-2022-32149)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to ParseAcceptLanguage does not properly control consumption of internal resources. A remote attacker can send a specially crafted Accept-Language header that will take a significant time to parse and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.