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CVE-2021-21148

Quick assessment

Affected
Google Chrome
Exploitation
Confirmed exploitation in the wild; remediate immediately
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Google Chrome是美国谷歌（Google）公司的一款Web浏览器。 Google Chrome 存在缓冲区错误漏洞，攻击者可利用该漏洞可以通过Chrome的V8触发缓冲区溢出，从而触发拒绝服务，并可能运行代码。

AI Predicted 8.8 Difficulty: Easy KEV EPSS 19.81% · P97

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2021-21148

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Heap buffer overflow in V8 in Google Chrome prior to 88.0.4324.150 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Google Chrome 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Google Chrome是美国谷歌（Google）公司的一款Web浏览器。 Google Chrome 存在缓冲区错误漏洞，攻击者可利用该漏洞可以通过Chrome的V8触发缓冲区溢出，从而触发拒绝服务，并可能运行代码。
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)

Shenlong Deep Dive — AI Deep Analysis

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Affected Products

Vendor Product Affected Versions CPE Subscribe
Google Chrome unspecified ~ 88.0.4324.150 -

II. Public POCs for CVE-2021-21148

# POC Description Source Link Shenlong Link
1 None https://github.com/Grayhaxor/CVE-2021-21148 POC Details
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III. Intelligence Information for CVE-2021-21148

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Vendor Advisories for CVE-2021-21148 (2)

Mailing List Discussions for CVE-2021-21148 (2)

Other References for CVE-2021-21148 (1)

Same Patch Batch · Google · 2021-02-09 · 33 CVEs total

CVE-2021-21132 Google Chrome 安全漏洞
CVE-2021-21147 Google Chromium 安全漏洞
CVE-2021-21146 Google Chromium 资源管理错误漏洞
CVE-2021-21145 Google Chromium 资源管理错误漏洞
CVE-2021-21144 Google Chromium 缓冲区错误漏洞
CVE-2021-21143 Google Chromium 缓冲区错误漏洞
CVE-2021-21142 Google Chromium 资源管理错误漏洞
CVE-2021-21141 Google Chrome 注入漏洞
CVE-2021-21140 Google Chrome 缓冲区错误漏洞
CVE-2021-21139 Google Chrome 安全漏洞
CVE-2021-21138 Google Chrome 资源管理错误漏洞
CVE-2021-21137 Google Chrome 信息泄露漏洞
CVE-2021-21136 Google Chrome 访问控制错误漏洞
CVE-2021-21135 Google Chrome 访问控制错误漏洞
CVE-2021-21134 Google Chrome 安全漏洞
CVE-2021-21133 Google Chrome 安全漏洞
CVE-2020-16044 Mozilla Firefox 资源管理错误漏洞
CVE-2021-21131 Google Chrome 代码问题漏洞
CVE-2021-21130 Google Chrome 安全漏洞
CVE-2021-21129 Google Chromium 安全漏洞

Showing top 20 of 33 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Chrome
Same vendor: Google

V. Comments for CVE-2021-21148

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