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CVE-2021-30611

Quick assessment

Affected
Microsoft Microsoft Edge (Chromium-based)
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.

Google Chrome是美国谷歌（Google）公司的一款Web浏览器。 Google Chrome 中存在资源管理错误漏洞，该漏洞源于产品未对内存资源进行检查。攻击者可通过该漏洞引用已经释放资源的地址。

AI Predicted 7.4 Difficulty: Moderate EPSS 2.80% · P86

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2021-30611

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Chromium: CVE-2021-30611 Use after free in WebRTC
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 WebRTC 资源管理错误漏洞
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 中存在资源管理错误漏洞，该漏洞源于产品未对内存资源进行检查。攻击者可通过该漏洞引用已经释放资源的地址。
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
Microsoft Microsoft Edge (Chromium-based) unspecified -

II. Public POCs for CVE-2021-30611

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III. Intelligence Information for CVE-2021-30611

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Vendor Advisories for CVE-2021-30611 (1)

Same Patch Batch · Microsoft · 2021-09-03 · 19 CVEs total

CVE-2021-30615 Google Chrome 信息泄露漏洞
CVE-2021-30606 Google Chrome 资源管理错误漏洞
CVE-2021-30607 Google Chrome 资源管理错误漏洞
CVE-2021-30608 Google Chrome 资源管理错误漏洞
CVE-2021-30609 Google Chrome 资源管理错误漏洞
CVE-2021-30610 Google Chrome 资源管理错误漏洞
CVE-2021-30612 Google WebRTC 资源管理错误漏洞
CVE-2021-30613 Google Chrome 资源管理错误漏洞
CVE-2021-30614 Google Chrome 缓冲区错误漏洞
CVE-2021-30624 Google Chrome 资源管理错误漏洞
CVE-2021-30616 Google Chrome 资源管理错误漏洞
CVE-2021-30617 Google Chrome 访问控制错误漏洞
CVE-2021-30618 Google Chrome 安全特征问题漏洞
CVE-2021-30619 Google chrome 安全漏洞
CVE-2021-30620 Google Chrome 权限许可和访问控制问题漏洞
CVE-2021-30621 Google Chrome 安全漏洞
CVE-2021-30622 Google Chrome 资源管理错误漏洞
CVE-2021-30623 Google Chrome 资源管理错误漏洞

IV. Related Vulnerabilities

Same product: Microsoft Edge (Chromium-based)
Same vendor: Microsoft

V. Comments for CVE-2021-30611

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