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CVE-2020-7456

Quick assessment

Affected
n/a FreeBSD
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.

FreeBSD是FreeBSD基金会的一套类Unix操作系统。 FreeBSD中存在缓冲区错误漏洞。该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。以下产品及版本受到影响：FreeBSD r361918之前的12.1-STABLE版本，p6之前的12.1-RELEASE版本，r361919之前的 11.4-STABLE版本，p10之前的11.3-RELEASE版本，p1之前的11.4-RC2版本。

AI Predicted 7.8 Difficulty: Easy EPSS 0.56% · P44
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I. Basic Information for CVE-2020-7456

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In FreeBSD 12.1-STABLE before r361918, 12.1-RELEASE before p6, 11.4-STABLE before r361919, 11.3-RELEASE before p10, and 11.4-RC2 before p1, an invalid memory location may be used for HID items if the push/pop level is not restored within the processing of that HID item allowing an attacker with physical access to a USB port to be able to use a specially crafted USB device to gain kernel or user-space code execution.
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
FreeBSD 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
FreeBSD是FreeBSD基金会的一套类Unix操作系统。 FreeBSD中存在缓冲区错误漏洞。该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。以下产品及版本受到影响：FreeBSD r361918之前的12.1-STABLE版本，p6之前的12.1-RELEASE版本，r361919之前的 11.4-STABLE版本，p10之前的11.3-RELEASE版本，p1之前的11.4-RC2版本。
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
- FreeBSD FreeBSD 12.1-RELEASE before p6, 11.3-RELEASE before p10, and 11.4-RC2 before p1 -

II. Public POCs for CVE-2020-7456

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III. Intelligence Information for CVE-2020-7456

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Vendor Advisories for CVE-2020-7456 (1)

Other References for CVE-2020-7456 (1)

Same Patch Batch · n/a · 2020-06-09 · 19 CVEs total

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CVE-2020-11957 Cypress Semiconductor PSoC Creator BLE 安全特征问题漏洞
CVE-2020-13911 Your Online Shop 跨站脚本漏洞
CVE-2020-12000 Inductive Automation Ignition 代码问题漏洞
CVE-2020-10644 Inductive Automation Ignition 代码问题漏洞
CVE-2020-13892 WordPress SportsPress 跨站脚本漏洞
CVE-2020-12004 Inductive Automation Ignition 访问控制错误漏洞
CVE-2020-13965 Roundcube Webmail 跨站脚本漏洞
CVE-2020-13980 OpenCart 跨站脚本漏洞
CVE-2020-13976 DD-WRT 安全漏洞
CVE-2020-13977 Nagios 注入漏洞
CVE-2020-13978 Monstra CMS 操作系统命令注入漏洞
CVE-2020-10757 Linux kernel 缓冲区错误漏洞
CVE-2020-13974 Linux kernel 输入验证错误漏洞
CVE-2020-13973 OWASP json-sanitizer 跨站脚本漏洞
CVE-2020-13964 Roundcube Webmail 跨站脚本漏洞

IV. Related Vulnerabilities

Same product: FreeBSD
Same vendor: n/a

V. Comments for CVE-2020-7456

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