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CVE-2021-41289— ASUS P453UJ - Improper Restriction of Operations within the Bounds of a Memory Buffer

Quick assessment

Affected
ASUS P453UJ BIOS
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 P453UJ是中国台湾华硕（ASUS）公司的一个BIOS固件。 ASUS P453UJ 存在缓冲区错误漏洞，该漏洞源于本地攻击者在普通用户的许可下，可以通过替换或填充指定的 Memory DataBuffer 的内容来修改 BIOS，从而导致完整性验证失败，进而导致无法启动。

CVSS 6.3 · Medium EPSS 0.20% · P10
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I. Basic Information for CVE-2021-41289

Vulnerability Information
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Vulnerability Title
ASUS P453UJ - Improper Restriction of Operations within the Bounds of a Memory Buffer
Source: CVE Program / CVE List V5
Vulnerability Description
ASUS P453UJ contains the Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability. With a general user’s permission, local attackers can modify the BIOS by replacing or filling in the content of the designated Memory DataBuffer, which causing a failure of integrity verification and further resulting in a failure to boot.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
内存缓冲区边界内操作的限制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
ASUS P453UJ 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ASUS P453UJ是中国台湾华硕（ASUS）公司的一个BIOS固件。 ASUS P453UJ 存在缓冲区错误漏洞，该漏洞源于本地攻击者在普通用户的许可下，可以通过替换或填充指定的 Memory DataBuffer 的内容来修改 BIOS，从而导致完整性验证失败，进而导致无法启动。
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 P453UJ BIOS 311 -

II. Public POCs for CVE-2021-41289

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III. Intelligence Information for CVE-2021-41289

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Other References for CVE-2021-41289 (2)

IV. Related Vulnerabilities

Same vendor: ASUS
Same weakness: CWE-119

V. Comments for CVE-2021-41289

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