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CVE-2017-18205

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.

zsh是一个使用在Linux系统中的交互式命令解释器和命令编程语言。 zsh 5.4之前版本中的builtin.c文件存在安全漏洞。攻击者可利用该漏洞造成拒绝服务（空指针逆向引用）。

AI Predicted 4.7 Difficulty: Easy EPSS 2.04% · P81

Possible ATT&CK Techniques 1 AI

T1015
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I. Basic Information for CVE-2017-18205

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In builtin.c in zsh before 5.4, when sh compatibility mode is used, there is a NULL pointer dereference during processing of the cd command with no argument if HOME is not set.
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
zsh 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
zsh是一个使用在Linux系统中的交互式命令解释器和命令编程语言。 zsh 5.4之前版本中的builtin.c文件存在安全漏洞。攻击者可利用该漏洞造成拒绝服务（空指针逆向引用）。
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-2017-18205

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2017-18205

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Vendor Advisories for CVE-2017-18205 (3)

Other References for CVE-2017-18205 (1)

Same Patch Batch · n/a · 2018-02-27 · 65 CVEs total

CVE-2017-17478 Pegasystems Pega Platform Designer Studio 跨站脚本漏洞
CVE-2014-10070 zsh 权限许可和访问控制问题漏洞
CVE-2016-10714 zsh 数字错误漏洞
CVE-2014-10072 zsh 缓冲区错误漏洞
CVE-2014-10071 zsh 缓冲区错误漏洞
CVE-2018-6533 Icinga 安全漏洞
CVE-2018-6532 Icinga 安全漏洞
CVE-2018-6481 Flexense Disk Savvy Enterprise 缓冲区错误漏洞
CVE-2018-7172 WonderCMS 安全漏洞
CVE-2018-0489 Shibboleth for Windows Service Provider Shibboleth XMLTooling-C 安全漏洞
CVE-2018-6534 Icinga 安全漏洞
CVE-2017-18202 Linux kernel 安全漏洞
CVE-2018-4916 多款Adobe产品image conversion模块安全漏洞
CVE-2018-4915 多款Adobe产品JavaScript API 安全漏洞
CVE-2018-4914 多款Adobe产品缓冲区错误漏洞
CVE-2018-4913 多款Adobe产品XFA引擎安全漏洞
CVE-2018-4912 多款Adobe产品image conversion模块缓冲区错误漏洞
CVE-2018-4911 多款Adobe产品JavaScript API 安全漏洞
CVE-2018-4910 多款Adobe产品JavaScript引擎缓冲区错误漏洞
CVE-2018-4909 多款Adobe产品image conversion模块缓冲区错误漏洞

Showing top 20 of 65 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

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