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CVE-2018-6346

Quick assessment

Affected
Facebook Proxygen
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.

Facebook Proxygen是美国Facebook公司的一套开源的C++HTTP类库。 Facebook Proxygen 2018.12.31.00之前版本中对无效HTTP2优先级设置处理的过程存在安全漏洞。攻击者可利用该漏洞造成拒绝服务。

AI Predicted 7.5 Difficulty: Easy EPSS 1.37% · P71

Possible ATT&CK Techniques 1 AI

T1292
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I. Basic Information for CVE-2018-6346

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A potential denial-of-service issue in the Proxygen handling of invalid HTTP2 priority settings (specifically a circular dependency). This affects Proxygen prior to v2018.12.31.00.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: CVE Program / CVE List V5
Vulnerability Title
Facebook Proxygen 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Facebook Proxygen是美国Facebook公司的一套开源的C++HTTP类库。 Facebook Proxygen 2018.12.31.00之前版本中对无效HTTP2优先级设置处理的过程存在安全漏洞。攻击者可利用该漏洞造成拒绝服务。
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
Facebook Proxygen v2018.12.31.00 -

II. Public POCs for CVE-2018-6346

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III. Intelligence Information for CVE-2018-6346

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Patches & Fixes for CVE-2018-6346 (1)

Same Patch Batch · Facebook · 2018-12-31 · 13 CVEs total

CVE-2018-6331 Buck 安全漏洞
CVE-2018-6333 Nuclide 安全漏洞
CVE-2018-6337 Facebook HHVM和folly library 安全漏洞
CVE-2018-6340 Facebook HHVM 缓冲区错误漏洞
CVE-2018-6341 React 跨站脚本漏洞
CVE-2018-6342 react-dev-utils 安全漏洞
CVE-2018-6343 Facebook Proxygen 安全漏洞
CVE-2018-6344 Facebook WhatsApp 缓冲区错误漏洞
CVE-2018-6347 Facebook Proxygen HTTP2 Parser 安全漏洞
CVE-2018-6334 Facebook HHVM 安全漏洞
CVE-2018-6335 Facebook HHVM 安全漏洞
CVE-2018-6336 Facebook osquery 安全特征问题漏洞

IV. Related Vulnerabilities

Same product: Proxygen
Same vendor: Facebook
Same weakness: CWE-400

V. Comments for CVE-2018-6346

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