SB2021120215 - Symbolic link following in IBM Tivoli Business Service Manager
Published: December 2, 2021
Security Bulletin ID
SB2021120215
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) UNIX symbolic link following (CVE-ID: CVE-2013-0248)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a symlink following issue. The application uses the /tmp directory for uploaded files. A local user can create a specially crafted symbolic link to a critical file on the system and overwrite it with privileges of the application.
Successful exploitation of this vulnerability may result in privilege escalation.
Remediation
Install update from vendor's website.
References
- https://www.ibm.com/blogs/psirt/security-bulletin-apache-commons-fileupload-vulnerability-affects-ibm-tivoli-business-service-manager-cve-2013-0248/"
- https://www.ibm.com/blogs/psirt/security-bulletin-apache-commons-fileupload-vulnerability-affects-ibm-tivoli-business-service-manager-cve-2013-0248/</a><br>
- https://www.ibm.com/support/pages/node/6520708<br></p>