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CVE-2017-18018

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.

GNU Coreutils（GNU Core Utilities，GNU核心工具组）是GNU计划开发的一个包含了多个类Unix所需的基本工具的软件包，如textutils（文本工具组）、shellutils（shell工具组）、fileutils（文件工具组）等。 GNU Coreutils 8.29及之前的版本存在安全漏洞,该漏洞源于chown和chgrp中的hown-core.c文件没有阻止使用符号链接替换特定的文件。本地攻击者可利用该漏洞更改任意文件的所有权。

AI Predicted 7.8 Difficulty: Moderate EPSS 0.34% · P26

Possible ATT&CK Techniques 1 AI

T1083 · File and Directory Discovery
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I. Basic Information for CVE-2017-18018

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In GNU Coreutils through 8.29, chown-core.c in chown and chgrp does not prevent replacement of a plain file with a symlink during use of the POSIX "-R -L" options, which allows local users to modify the ownership of arbitrary files by leveraging a race condition.
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
GNU Coreutils 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GNU Coreutils（GNU Core Utilities，GNU核心工具组）是GNU计划开发的一个包含了多个类Unix所需的基本工具的软件包，如textutils（文本工具组）、shellutils（shell工具组）、fileutils（文件工具组）等。 GNU Coreutils 8.29及之前的版本存在安全漏洞,该漏洞源于chown和chgrp中的hown-core.c文件没有阻止使用符号链接替换特定的文件。本地攻击者可利用该漏洞更改任意文件的所有权。
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-2017-18018

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III. Intelligence Information for CVE-2017-18018

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Mailing List Discussions for CVE-2017-18018 (1)

Same Patch Batch · n/a · 2018-01-04 · 21 CVEs total

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CVE-2018-5213 WordPress Simple Download Monitor插件跨站脚本漏洞
CVE-2017-18019 K7 Total Security 安全漏洞
CVE-2017-14960 OpenText Document Sciences xPression xDashboard SQL注入漏洞
CVE-2014-7862 ZOHO ManageEngine Desktop Central和Desktop Central MSP 权限许可和访问控制漏洞
CVE-2018-5210 Samsung移动设备缓冲区错误漏洞
CVE-2018-1190 Pivotal Cloud Foundry Runtime cf-release、UAA和UAA bosh 跨站脚本漏洞
CVE-2018-0114 Cisco node-jose open source library 数据伪造问题漏洞
CVE-2018-0104 多款Cisco产品WebEx ARF player 安全漏洞
CVE-2018-0103 多款Cisco产品WebEx ARF player 缓冲区错误漏洞
CVE-2017-18020 Samsung移动设备安全漏洞
CVE-2017-14383 Dell EMC VNX2 Operating Environment for File和VNX1 Operating Environment for File VNX Contr

IV. Related Vulnerabilities

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

V. Comments for CVE-2017-18018

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