Vulnerability · Published Apr 6, 2021 · Assigned by twcert
CVE-2021-28201ASUS BMC's firmware: buffer overflow - Service configuration-1 function
Medium 4.9
In plain English
A medium-severity buffer overflow in BMC firmware for ASMB9-iKVM from ASUS. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.9% (higher than 79% of all known vulnerabilities).
Severity (CVSS 3.1)4.9Medium
Exploit odds (30 days)1.9%top 20.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
The Service configuration-1 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.
Affected products (as reported)
Weakness: CWE-120 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
References
- https://www.asus.com/content/ASUS-Product-Security-Advisory/ x_refsource_MISC
- https://www.asus.com/tw/support/callus/ x_refsource_MISC
- https://www.twcert.org.tw/tw/cp-132-4571-d454c-1.html x_refsource_MISC