CVE-2021-28181 ASUS BMC's firmware: buffer overflow - Remote video configuration setting
Remote attackers can cause a buffer overflow in ASUS BMC firmware, leading to abnormal termination of the web service and denial of service.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-28181?
CVE-2021-28181 is a medium-severity memory corruption vulnerability in ASUS BMC firmware for ASMB8-iKVM, published on 6 Apr 2021. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
The specific function in ASUS BMC’s firmware Web management page (Remote video configuration setting) 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.
Weakness: CWE-120
Which versions are affected by CVE-2021-28181?
It affects 3 products.
Products include Asus Asmb8-Ikvm Firmware, Asus Z10pe-D16 Ws Firmware, Asus Z10pr-D16 Firmware.
How do I fix CVE-2021-28181?
No fix has been published for CVE-2021-28181 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2021-28181 being exploited?
There is no known exploitation of CVE-2021-28181 in the wild and no public exploit code.
Other vulnerabilities in ASUS BMC firmware for ASMB8-iKVM
- CVE-2023-26602 Command injection in n/a
- CVE-2021-28203 ASUS BMC's firmware: command injection - Web Set Media Image function
- CVE-2021-28204 ASUS BMC's firmware: command injection - Modify user’s information function
- CVE-2021-28175 ASUS BMC's firmware: buffer overflow - Radius configuration function
- CVE-2021-28176 ASUS BMC's firmware: buffer overflow - DNS configuration function
Sources
Also known as GHSA-2p7f-q43h-jg7w.