Medium severity · published Apr 6, 2021
CVE-2021-28197
The Active Directory configuration function in ASUS BMC’s firmware Web management page does not verify the string length entered by users, resulting in a Buffer overflow…
4.9
CVSS
1.9%
EPSS
No
On KEV
Description
The Active Directory 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
Asmb9-ikvm Firmware · Asus
1.11.12 · source: NVD
EG
E700 G4 Firmware · Asus
1.14.1 · source: NVD
ED
Esc4000 Dhd G4 Firmware · Asus
1.13.7 · source: NVD
EG
Esc4000 G4 Firmware · Asus
1.15.2 · source: NVD
EG
Esc4000 G4x Firmware · Asus
1.11.6 · source: NVD
EG
Esc8000 G4 Firmware · Asus
1.15.4 · source: NVD
EG
Esc8000 G4/10g Firmware · Asus
1.15.4 · source: NVD
KF
Knpa-u16 Firmware · Asus
1.13.4 · source: NVD
PE
Pro E800 G4 Firmware · Asus
1.14.2 · source: NVD
RF
Rs100-e10-pi2 Firmware · Asus
1.13.6 · source: NVD
RF
Rs300-e10-ps4 Firmware · Asus
1.13.6 · source: NVD
RF
Rs300-e10-rs4 Firmware · Asus
1.13.6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-28197
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-28197
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-132-4567-34350-1.html
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