CVE-2021-28186

ASUS BMC's firmware: buffer overflow - ActiveX configuration-2 acquisition

MEDIUM
4.9
CVSS Score
Published: April 6, 2021 at 05:02 AM UTC
Updated: June 17, 2026 at 03:45 AM UTC
6 products affected across 1 vendorASMB8 Ikvm FirmwareZ10PE D16 Ws FirmwareZ10PR D16 Firmware

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Severity
MEDIUM4.9
Exploit prediction
EPSS 2%

Description

The specific function in ASUS BMC’s firmware Web management page (ActiveX configuration-2 acquisition) does not verify the string length entered by users, resulting in a Buffer overflow vulnerability. As obtaining the privileged permission, remote attackers use the leakage to abnormally terminate the Web service.

Affected

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

asus-asmb8-ikvm (same device)
asus-z10pe-d16-ws (same device)
asus-z10pr-d16 (same device)
All versions
All versions
All versions

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
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-120

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