SB2023011022 - Multiple vulnerabilities in IBM Tivoli Network Manager
Published: January 10, 2023
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 4 secuirty vulnerabilities.
1) Out-of-bounds write (CVE-ID: CVE-2020-36518)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error when processing untrusted input. A remote attacker can trigger out-of-bounds write and cause a denial of service condition on the target system.
2) Input validation error (CVE-ID: CVE-2022-2047)
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to insufficient validation of user-supplied input when parsing invalid URIs such as http://localhost;/path. A remote attacker can pass specially crafted input to the application and bypass implemented security restrictions, as the Jetty's HttpClient, and Jetty's ProxyServlet / AsyncProxyServlet / AsyncMiddleManServlet will wrongly interpret an authority of such URI as the one with a hostname.
3) Resource management error (CVE-ID: CVE-2022-2048)
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 handling invalid HTTP/2 requests. A remote attacker can send specially crafted requests to the server and perform a denial of service (DoS) attack.
4) Creation of Temporary File With Insecure Permissions (CVE-ID: CVE-2022-24823)
The vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to usage of insecure permissions for temporary files. A local user can view contents of temporary files and gain access to sensitive information.
Remediation
Install update from vendor's website.