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CVE-2020-7455

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libalias中的FTP数据包处理程序未正确计算数据包长度。攻击者可利用该漏洞获取内核或natd进程空间中的少量内存。以下产品及版本受到影响：FreeBSD 12.1-STABLE r360973之前版本；12.1-RELEASE p5之前版本；11.4-STABLE r360973之前版本；11.4-BETA1 p1之前版本；11.3-RELEASE p9之前版本。

AI Predicted 5.5 Difficulty: Moderate EPSS 0.55% · P44

Possible ATT&CK Techniques 1 AI

T1005 · Data from Local System
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I. Basic Information for CVE-2020-7455

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In FreeBSD 12.1-STABLE before r360973, 12.1-RELEASE before p5, 11.4-STABLE before r360973, 11.4-BETA1 before p1 and 11.3-RELEASE before p9, the FTP packet handler in libalias incorrectly calculates some packet length allowing disclosure of small amounts of kernel (for kernel NAT) or natd process space (for userspace natd).
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libalias中的FTP数据包处理程序未正确计算数据包长度。攻击者可利用该漏洞获取内核或natd进程空间中的少量内存。以下产品及版本受到影响：FreeBSD 12.1-STABLE r360973之前版本；12.1-RELEASE p5之前版本；11.4-STABLE r360973之前版本；11.4-BETA1 p1之前版本；11.3-RELEASE p9之前版本。
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 p5, 11.4-BETA1 before p1, and 11.3-RELEASE before p9 -

II. Public POCs for CVE-2020-7455

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III. Intelligence Information for CVE-2020-7455

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Vendor Advisories for CVE-2020-7455 (2)

Other References for CVE-2020-7455 (1)

Same Patch Batch · n/a · 2020-05-13 · 20 CVEs total

CVE-2019-9682 多款Dahua产品安全漏洞
CVE-2020-10654 PingID SSH 缓冲区错误漏洞
CVE-2020-12697 TYPO3 Direct Mail组件安全漏洞
CVE-2020-12698 TYPO3 Direct Mail组件信息泄露漏洞
CVE-2020-12699 TYPO3 Direct Mail组件输入验证错误漏洞
CVE-2020-12700 TYPO3 Direct Mail组件信息泄露漏洞
CVE-2020-12742 WordPress iubenda-cookie-law-solution plugin 输入验证错误漏洞
CVE-2020-12763 TRENDnet ProView Wireless camera TV-IP512WN 缓冲区错误漏洞
CVE-2020-12427 Western Digital MyCloud Home Western Digital WD Discovery 跨站请求伪造漏洞
CVE-2019-16112 Tyler Technologies TylerTech Eagle 代码问题漏洞
CVE-2020-12832 WordPress simple-file-list plugin 路径遍历漏洞
CVE-2020-9501 Dahua Web P2P control 信息泄露漏洞
CVE-2020-9502 多款Dahua产品安全特征问题漏洞
CVE-2020-7454 FreeBSD 缓冲区错误漏洞
CVE-2019-15878 FreeBSD 资源管理错误漏洞
CVE-2019-15879 FreeBSD 竞争条件问题漏洞
CVE-2019-15880 FreeBSD 输入验证错误漏洞
CVE-2020-5838 Symantec IT Analytics 跨站脚本漏洞
CVE-2020-12831 FRRouting FRR 信息泄露漏洞

IV. Related Vulnerabilities

Same product: FreeBSD
Same vendor: n/a

V. Comments for CVE-2020-7455

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