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CVE-2017-16894

Quick assessment

Affected
n/a n/a
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Laravel Framework是Taylor Otwell软件开发者开发的一款基于PHP的Web应用程序开发框架。 Laravel framework 5.5.21及之前的版本中存在安全漏洞。远程攻击者可利用该漏洞获取敏感信息（例如：密码）。

AI Predicted 7.5 Difficulty: Trivial EPSS 83.42% · P100

Possible ATT&CK Techniques 1 AI

T1539 · Steal Web Session Cookie
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I. Basic Information for CVE-2017-16894

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In Laravel framework through 5.5.21, remote attackers can obtain sensitive information (such as externally usable passwords) via a direct request for the /.env URI. NOTE: this CVE is only about Laravel framework's writeNewEnvironmentFileWith function in src/Illuminate/Foundation/Console/KeyGenerateCommand.php, which uses file_put_contents without restricting the .env permissions. The .env filename is not used exclusively by Laravel framework.
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
Laravel Framework 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Laravel Framework是Taylor Otwell软件开发者开发的一款基于PHP的Web应用程序开发框架。 Laravel framework 5.5.21及之前的版本中存在安全漏洞。远程攻击者可利用该漏洞获取敏感信息（例如：密码）。
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)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
- n/a n/a -

II. Public POCs for CVE-2017-16894

# POC Description Source Link Shenlong Link
1 Project Program sederhana hasil belajar python, untuk mendeteksi CVE 2017 – 16894 (remote attackers can obtain sensitive information) https://github.com/ibnurusdianto/CVE-2017-16894 POC Details
2 Laravel through 5.5.21 is susceptible to information disclosure. An attacker can obtain sensitive information such as externally usable passwords via a direct request for the /.env URI. NOTE: CVE pertains only to the writeNewEnvironmentFileWith function in src/Illuminate/Foundation/Console/KeyGenerateCommand.php, which uses file_put_contents without restricting .env permissions. The .env filename is not used exclusively by Laravel. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2017/CVE-2017-16894.yaml POC Details
3 None https://github.com/Threekiii/Awesome-POC/blob/master/%E5%BC%80%E5%8F%91%E6%A1%86%E6%9E%B6%E6%BC%8F%E6%B4%9E/Laravel%20.env%20%E9%85%8D%E7%BD%AE%E6%96%87%E4%BB%B6%E6%B3%84%E9%9C%B2%20CVE-2017-16894.md POC Details
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III. Intelligence Information for CVE-2017-16894

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Exploits & Public PoCs for CVE-2017-16894 (1)

Other References for CVE-2017-16894 (2)

Same Patch Batch · n/a · 2017-11-20 · 15 CVEs total

CVE-2017-16906 Horde Groupware 跨站脚本漏洞
CVE-2017-16907 Horde Groupware 跨站脚本漏洞
CVE-2017-16908 Horde Groupware 跨站脚本漏洞
CVE-2017-16903 LvyeCMS 安全漏洞
CVE-2017-16904 LvyeCMS 跨站脚本漏洞
CVE-2017-16899 Xfig 安全漏洞
CVE-2017-16902 Vonage VDV-23 115 安全漏洞
CVE-2017-16898 libming 缓冲区错误漏洞
CVE-2017-16896 Tiny Tiny RSS forgotpass组件SQL注入漏洞
CVE-2017-11400 Belden Hirschmann Tofino Xenon Security Appliance 安全漏洞
CVE-2017-11401 Belden Hirschmann Tofino Xenon Security Appliance ModBus DPI过滤器安全漏洞
CVE-2017-11402 Belden Hirschmann Tofino Xenon Security Appliance OPC classic和custom netfilter模块安全漏洞
CVE-2017-16544 BusyBox 代码注入漏洞
CVE-2017-15110 Moodle 安全漏洞

IV. Related Vulnerabilities

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

V. Comments for CVE-2017-16894

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