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CVE-2018-20421

EPSS 0.33% · P56
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I. Basic Information for CVE-2018-20421

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Go Ethereum (aka geth) 1.8.19 allows attackers to cause a denial of service (memory consumption) by rewriting the length of a dynamic array in memory, and then writing data to a single memory location with a large index number, as demonstrated by use of "assembly { mstore }" followed by a "c[0xC800000] = 0xFF" assignment.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Go Ethereum 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Go Ethereum（又名geth）是一款使用Go语言编写的以太坊协议的开源实现。 Go Ethereum 1.8.19版本中存在安全漏洞。攻击者可通过覆盖内存中动态数组的长度并向单个内存地址写入数据利用该漏洞造成拒绝服务（内存消耗）。
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

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II. Public POCs for CVE-2018-20421

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III. Intelligence Information for CVE-2018-20421

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Same Patch Batch · n/a · 2018-12-24 · 26 CVEs total

CVE-2018-20426libming 安全漏洞
CVE-2018-20410WellinTech KingSCADA 缓冲区错误漏洞
CVE-2018-20420webERP 访问控制错误漏洞
CVE-2018-20419DouCo DouPHP 跨站请求伪造漏洞
CVE-2018-20424Discuz! DiscuzX 安全漏洞
CVE-2018-20423Discuz! DiscuzX 安全漏洞
CVE-2018-20422Discuz! DiscuzX 安全漏洞
CVE-2018-20418Craft CMS 跨站脚本漏洞
CVE-2018-20431GNU Libextractor 安全漏洞
CVE-2018-20430GNU Libextractor 缓冲区错误漏洞
CVE-2018-20429libming 安全漏洞
CVE-2018-20428libming 安全漏洞
CVE-2018-20427libming 安全漏洞
CVE-2018-20436Telegram Web 和Telegram for Android 安全漏洞
CVE-2018-20425libming 安全漏洞
CVE-2018-19357XMPlay 缓冲区错误漏洞
CVE-2018-20433c3p0 跨站脚本漏洞
CVE-2018-19248Epson WorkForce WF-2861 访问控制错误漏洞
CVE-2018-19232Epson WorkForce WF-2861 输入验证错误漏洞
CVE-2018-18960Epson WorkForce WF-2861 资源管理错误漏洞

Showing top 20 of 26 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

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Same vendor: n/a

V. Comments for CVE-2018-20421

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