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CVE-2020-36400

Quick assessment

Affected
n/a n/a
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.

ZeroMQ libzmq（0MQ）是一个轻量级分布式消息传递引擎核心库。 ZeroMQ libzmq 中存在缓冲区错误漏洞，该漏洞源于该产品中的zmq::tcp read在调用时未能验证内存边界，导致越界读操作，攻击者可通过该漏洞获取敏感信息。以下产品及版本受到影响：ZeroMQ libzmq 4.3.3。

AI Predicted 7.8 Difficulty: Easy EPSS 1.84% · P78

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2020-36400

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
ZeroMQ libzmq 4.3.3 has a heap-based buffer overflow in zmq::tcp_read, a different vulnerability than CVE-2021-20235.
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
ZeroMQ libzmq 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ZeroMQ libzmq（0MQ）是一个轻量级分布式消息传递引擎核心库。 ZeroMQ libzmq 中存在缓冲区错误漏洞，该漏洞源于该产品中的zmq::tcp read在调用时未能验证内存边界，导致越界读操作，攻击者可通过该漏洞获取敏感信息。以下产品及版本受到影响：ZeroMQ libzmq 4.3.3。
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
- n/a n/a -

II. Public POCs for CVE-2020-36400

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III. Intelligence Information for CVE-2020-36400

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Patches & Fixes for CVE-2020-36400 (1)

Other References for CVE-2020-36400 (2)

Same Patch Batch · n/a · 2021-07-01 · 43 CVEs total

CVE-2020-36401 mruby 资源管理错误漏洞
CVE-2018-25018 UnRAR 缓冲区错误漏洞
CVE-2021-36087 SELinux 缓冲区错误漏洞
CVE-2021-36088 Fluent Bit 资源管理错误漏洞
CVE-2021-36086 SELinux 资源管理错误漏洞
CVE-2021-36083 KDE KImageFormats 缓冲区错误漏洞
CVE-2021-36082 Keystone Engine 缓冲区错误漏洞
CVE-2021-36081 tesseract 资源管理错误漏洞
CVE-2021-36080 GNU LibreDWG 资源管理错误漏洞
CVE-2021-36084 SELinux 资源管理错误漏洞
CVE-2021-36089 Grok 缓冲区错误漏洞
CVE-2020-36402 Solidity 缓冲区错误漏洞
CVE-2020-36403 HTSlib 缓冲区错误漏洞
CVE-2020-36404 Keystone Engine 安全漏洞
CVE-2020-36405 Keystone Engine 资源管理错误漏洞
CVE-2020-36406 uWebSockets 缓冲区错误漏洞
CVE-2020-36407 libavif 缓冲区错误漏洞
CVE-2019-25048 LibreSSL 缓冲区错误漏洞
CVE-2019-25049 LibreSSL 缓冲区错误漏洞
CVE-2018-25017 RawSpeed 缓冲区错误漏洞

Showing top 20 of 43 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2020-36400

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