Medium severity · published Apr 6, 2021
CVE-2021-28178
The UEFI 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
4.9
CVSS
1.9%
EPSS
No
On KEV
Description
The UEFI 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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.9% · higher than 79% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AF
Asmb8-ikvm Firmware · Asus
1.14.51 · source: NVD
ZW
Z10pe-d16 WS Firmware · Asus
1.14.2 · source: NVD
ZF
Z10pr-d16 Firmware · Asus
1.14.51 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-28178
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-28178
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-132-4548-7a2c6-1.html
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