CVE-2021-28209: asus asmb9-ikvm_firmware Path Traversal

Vulnerability summary

CVE-2021-28209 is a medium (CVSS 6.8) Path Traversal vulnerability in asus asmb9-ikvm_firmware. EPSS estimates a 1.90% chance of exploitation in the next 30 days, higher than 79.3% of scored vulnerabilities.

Timeline

1. 06-04-2021
   PublishedVulnerability first disclosed.
2. 16-09-2024
   Last modifiedVulnerability information updated.

Description

The specific function in ASUS BMC’s firmware Web management page (Delete video file function) does not filter the specific parameter. As obtaining the administrator permission, remote attackers can use the means of path traversal to access system files.

• CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.