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CVE-2020-20277

Quick assessment

Affected
n/a n/a
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

uftpd是瑞典Joachim Nilsson个人开发者的一款基于Linux平台的FTP/TFTP文件传输服务器。 uftpd FTP server versions 2.7 to 2.10 存在路径遍历漏洞，该漏洞源于不同FTP命令中存在多个未经身份验证的目录遍历漏洞，这是由于常见的chroot jail实现不当造成的common.c的 compose_abspath function函数可能被滥用来读写文件系统上的任意文件，泄漏进程内存，或者潜在地导致远程代码执行。

AI Predicted 9.8 Difficulty: Easy EPSS 25.25% · P98

Public Exploits 1

ExploitDB · 1 EDB-51000 [remote]
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I. Basic Information for CVE-2020-20277

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
There are multiple unauthenticated directory traversal vulnerabilities in different FTP commands in uftpd FTP server versions 2.7 to 2.10 due to improper implementation of a chroot jail in common.c's compose_abspath function that can be abused to read or write to arbitrary files on the filesystem, leak process memory, or potentially lead to remote 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
uftpd 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
uftpd是瑞典Joachim Nilsson个人开发者的一款基于Linux平台的FTP/TFTP文件传输服务器。 uftpd FTP server versions 2.7 to 2.10 存在路径遍历漏洞，该漏洞源于不同FTP命令中存在多个未经身份验证的目录遍历漏洞，这是由于常见的chroot jail实现不当造成的common.c的 compose_abspath function函数可能被滥用来读写文件系统上的任意文件，泄漏进程内存，或者潜在地导致远程代码执行。
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-2020-20277

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III. Intelligence Information for CVE-2020-20277

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Patches & Fixes for CVE-2020-20277 (1)

Exploits & Public PoCs for CVE-2020-20277 (1)

Security Blog Posts for CVE-2020-20277 (1)

Same Patch Batch · n/a · 2020-12-18 · 62 CVEs total

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CVE-2020-26175 6.5 MEDIUM Tangro Business Workflow 授权问题漏洞
CVE-2020-26178 5.3 MEDIUM Tangro Business Workflow 授权问题漏洞
CVE-2020-26177 4.3 MEDIUM Tangro Business Workflow 访问控制错误漏洞
CVE-2020-26176 4.3 MEDIUM Tangro Business Workflow 授权问题漏洞
CVE-2020-26171 4.3 MEDIUM Tangro Business Workflow 安全漏洞
CVE-2020-26172 4.2 MEDIUM Tangro Business Workflow 安全漏洞
CVE-2020-26173 3.1 LOW Tangro Business Workflow 授权问题漏洞
CVE-2020-25612 Mitel Networks MiCollab 访问控制错误漏洞
CVE-2020-35478 MediaWiki 跨站脚本漏洞
CVE-2020-25611 Mitel Networks MiCollab 跨站脚本漏洞
CVE-2020-35477 MediaWiki 输入验证错误漏洞
CVE-2020-35480 MediaWiki 信息泄露漏洞
CVE-2020-35479 MediaWiki 跨站脚本漏洞
CVE-2020-35555 LG mobile 安全漏洞
CVE-2020-35554 LG mobile 安全漏洞
CVE-2020-35553 Qualcomm SM8250 安全漏洞
CVE-2020-35552 多款 Samsung 产品默认配置问题漏洞
CVE-2020-35551 多款 Samsung 安全漏洞
CVE-2020-35550 多款 Samsung 产品授权问题漏洞

Showing top 20 of 62 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

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Same vendor: n/a

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