CVE-2021-28200

moderate-risk

Published 2021-04-06

The CD media configuration function in ASUS BMC’s firmware Web management page 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.

Do I need to act?

0.87% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 4.9/10 Medium

NETWORK / LOW complexity

Affected Products (20)

Asmb9-Ikvm Firmware

Rs720A-E9-Rs24-E Firmware

Rs700A-E9-Rs4 Firmware

Rs700-E9-Rs4 Firmware

Esc4000 G4X Firmware

Rs700-E9-Rs12 Firmware

Rs100-E10-Pi2 Firmware

Rs300-E10-Ps4 Firmware

Rs300-E10-Rs4 Firmware

Rs500A-E9-Ps4 Firmware

Rs500A-E9-Rs4 Firmware

Rs500A-E9 Rs4 U Firmware

E700 G4 Firmware

Ws C422 Pro\/Se Firmware

Ws X299 Pro\/Se Firmware

Z11Pa-U12 Firmware

Z11Pa-U12\/10G-2S Firmware

Knpa-U16 Firmware

Esc4000 Dhd G4 Firmware

Esc4000 G4 Firmware

Affected Vendors

Asus

References (6)

Vendor Advisory https://www.asus.com/content/ASUS-Product-Security-Advisory/

Vendor Advisory https://www.asus.com/tw/support/callus/

Third Party Advisory https://www.twcert.org.tw/tw/cp-132-4570-4d216-1.html

Vendor Advisory https://www.asus.com/content/ASUS-Product-Security-Advisory/

Vendor Advisory https://www.asus.com/tw/support/callus/

Third Party Advisory https://www.twcert.org.tw/tw/cp-132-4570-4d216-1.html

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moderate-risk

Severity 20/34 · Moderate

Exploitability 3/34 · Minimal

Exposure 25/34 · High