CVE-2021-28181— ASUS BMC's firmware: buffer overflow - Remote video configuration setting
Quick assessment
Affected
ASUS BMC firmware for Z10PR-D16
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
ASUS BMC Firmware是中国华硕（ASUS）公司的一个固件。 ASUS BMC firmware Web management page 存在安全特征问题漏洞，该漏洞源于specific function对用户输入的字符串长度不进行验证，导致缓冲区溢出漏洞。远程攻击者可利用该漏洞利用泄漏异常终止Web服务。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-28181
Vulnerability Information
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Vulnerability Title
ASUS BMC's firmware: buffer overflow - Remote video configuration setting
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: CVE Program / CVE List V5
Vulnerability Title
ASUS BMC Firmware 安全特征问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ASUS BMC Firmware是中国华硕（ASUS）公司的一个固件。 ASUS BMC firmware Web management page 存在安全特征问题漏洞，该漏洞源于specific function对用户输入的字符串长度不进行验证，导致缓冲区溢出漏洞。远程攻击者可利用该漏洞利用泄漏异常终止Web服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| ASUS | BMC firmware for Z10PR-D16 | 1.14.51 | - |
|
| ASUS | BMC firmware for ASMB8-iKVM | 1.14.51 | - |
|
| ASUS | BMC firmware for Z10PE-D16 WS | 1.14.2 | - |
|
II. Public POCs for CVE-2021-28181
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2021-28181 (3)
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https://www.asus.com/tw/support/callus/ x_refsource_MISC
-
https://www.twcert.org.tw/tw/cp-132-4551-5dd2f-1.html x_refsource_MISC
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https://www.asus.com/content/ASUS-Product-Security-Advisory/ x_refsource_MISC
Same Patch Batch · ASUS · 2021-04-06 · 35 CVEs total
| CVE-2021-28204 | 7.2 HIGH | ASUS BMC's firmware: command injection - Modify user’s information function |
| CVE-2021-28203 | 7.2 HIGH | ASUS BMC's firmware: command injection - Web Set Media Image function |
| CVE-2021-28182 | 4.9 MEDIUM | ASUS BMC's firmware: buffer overflow - Web Service configuration function |
| CVE-2021-28189 | 4.9 MEDIUM | ASUS BMC's firmware: buffer overflow - SMTP configuration function |
| CVE-2021-28190 | 4.9 MEDIUM | ASUS BMC's firmware: buffer overflow - Generate new certificate function |
| CVE-2021-28188 | 4.9 MEDIUM | ASUS BMC's firmware: buffer overflow - Modify user’s information function |
| CVE-2021-28187 | 4.9 MEDIUM | ASUS BMC's firmware: buffer overflow - Generate new SSL certificate |
| CVE-2021-28185 | 4.9 MEDIUM | ASUS BMC's firmware: buffer overflow - ActiveX configuration-1 acquisition |
| CVE-2021-28186 | 4.9 MEDIUM | ASUS BMC's firmware: buffer overflow - ActiveX configuration-2 acquisition |
| CVE-2021-28184 | 4.9 MEDIUM | ASUS BMC's firmware: buffer overflow - Active Directory configuration function |
| CVE-2021-28183 | 4.9 MEDIUM | ASUS BMC's firmware: buffer overflow - Web License configuration setting |
| CVE-2021-28192 | 4.9 MEDIUM | ASUS BMC's firmware: buffer overflow - Remote video storage function |
| CVE-2021-28180 | 4.9 MEDIUM | ASUS BMC's firmware: buffer overflow - Audit log configuration setting |
| CVE-2021-28179 | 4.9 MEDIUM | ASUS BMC's firmware: buffer overflow - Media support configuration setting |
| CVE-2021-28177 | 4.9 MEDIUM | ASUS BMC's firmware: buffer overflow - LDAP configuration function |
| CVE-2021-28178 | 4.9 MEDIUM | ASUS BMC's firmware: buffer overflow - UEFI configuration function |
| CVE-2021-28176 | 4.9 MEDIUM | ASUS BMC's firmware: buffer overflow - DNS configuration function |
| CVE-2021-28175 | 4.9 MEDIUM | ASUS BMC's firmware: buffer overflow - Radius configuration function |
| CVE-2021-28191 | 4.9 MEDIUM | ASUS BMC's firmware: buffer overflow - Firmware update function |
| CVE-2021-28209 | 4.9 MEDIUM | ASUS BMC's firmware: path traversal - Delete video file function |
Showing top 20 of 35 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: BMC firmware for Z10PR-D16
-
CVE-2021-28205
ASUS BMC's firmware: path traversal - Delete SOL video file -
CVE-2021-28204
ASUS BMC's firmware: command injection - Modify user’s infor -
CVE-2021-28203
ASUS BMC's firmware: command injection - Web Set Media Image -
CVE-2021-28189
ASUS BMC's firmware: buffer overflow - SMTP configuration fu -
CVE-2021-28188
ASUS BMC's firmware: buffer overflow - Modify user’s informa
Same weakness: CWE-120
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V. Comments for CVE-2021-28181
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