CVE-2021-28208

ASUS BMC's firmware: path traversal - Get video file function

MEDIUM
4.9
CVSS Score
Published: April 6, 2021 at 05:02 AM UTC
Updated: June 17, 2026 at 03:46 AM UTC
88 products affected across 1 vendorPro E800 G4 FirmwareRS500A E10-ps4 FirmwareRs520-e9-rs8 Firmware

Using BMC firmware for ASMB9-iKVM by ASUS?

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Severity
MEDIUM4.9
Exploit prediction
EPSS 2%

Description

The specific function in ASUS BMC’s firmware Web management page (Get 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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

asus-asmb9-ikvm (same device)
asus-e700-g4 (same device)
asus-esc4000-dhd-g4 (same device)
asus-esc4000-g4 (same device)
asus-esc4000-g4x (same device)
asus-esc8000-g4-10g (same device)
asus-esc8000-g4 (same device)
asus-knpa-u16 (same device)
asus-pro-e800-g4 (same device)
asus-rs100-e10-pi2 (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

4.9MEDIUMtwcert
Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-22

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