Path traversal in IBM WebSphere Application Server - CVE-2021-20354
Published: November 1, 2024
Vulnerability identifier: #VU99600
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-20354
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences. A remote attacker can send a specially-crafted URL request containing "dot dot" sequences (/../) to view arbitrary files on the system.
Affected software
IBM WebSphere Application Server
IBM Cloud Orchestrator
IBM Tivoli Monitoring
IBM Cloud Orchestrator
IBM Tivoli Monitoring
How to mitigate CVE-2021-20354
Install updates from vendor's website.
IBM Tivoli Monitoring - update to 6.3.0.7 Plus Service Pack 5